CN102150503B - Combine harvester - Google Patents
Combine harvester Download PDFInfo
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- CN102150503B CN102150503B CN201110064879.2A CN201110064879A CN102150503B CN 102150503 B CN102150503 B CN 102150503B CN 201110064879 A CN201110064879 A CN 201110064879A CN 102150503 B CN102150503 B CN 102150503B
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- threshing
- wind deflector
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- taiwan
- ceding
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Abstract
The invention relates to an agricultural machine, in particular to a combine harvester. The combine harvester comprises a harvesting table, an operating table, a threshing system, a gear box, an engine, a stalks transmitting chain, a stander, a travelling mechanism and a second cleaning system; the stander is fixedly arranged on the travelling mechanism; the travelling mechanism comprises a front guide wheel, a back driving wheel, a thrust wheel and two crawler belts; the harvesting table, the operating table, the threshing system, the gear box and the engine are fixedly arranged on the stander, the engine is arranged behind a complete machine and connected with a back driving wheel shaft in the travelling mechanism by the gear box; and the threshing system is arranged between the two crawler belts of the travelling mechanism, and the second cleaning system is arranged under the threshing system. The combine harvester changes the structure of the traditional harvester, the structure is simpler and more reasonable, and the work efficiency can be greatly improved.
Description
Technical field
The present invention relates to a kind of farm machinery, be specifically related to a kind of combine.
Background technology
Mostly as depicted in figs. 1 and 2, its structure is reasonable not for the structure of existing combine, there will be following problem.
One, engine behind front wheel, in operating desk below, causes the position of threshing cylinder must be arranged on complete machine orientation to the left, that is to say the top of left crawler belt.This structure is brought following harmful effect.
1, the right cane conveying hoisting of ceding of Taiwan chain is longer, causes the length of the ceding of Taiwan itself long.
2, the position of threshing cylinder is forced to raise, and causes threshing mode can only adopt the mode of lower threshing.
3, engine drives front-wheel, and in the process of advancing, causing increases the wearing and tearing of crawler belt, and has reduced the tractive force efficiency of engine.
4, cause the vibration of operating desk and even complete machine and noise magnitude excessive, in the service life of reducing complete machine, had a strong impact on again operator's operating experience.
Two, because this cane transfer unit is for threshing cylinder side on the lower side, cereal be with cane transfer unit from the below of threshing cylinder by and by threshing.Fringe head due to cereal under this structure is sagging, inconsistent with the threshing nail direction of motion on threshing cylinder, causes fringe head to be easy to fracture.Most foreign material impouring concave grate piling up, the threshing system of existing half feed combine harvester is open, most foreign material impouring concave grate, very easily result in blockage, cause a large amount of grain can not pass through concave grate, drop on foreign material on the contrary, and together discharge with foreign material, caused the waste of grain.And the foreign material that fly upward easily fly into cleaning and sorting system, and cleaning plant is resulted in blockage, work is cleaned in impact.Very easily result in blockage, cause a large amount of grain can not pass through concave grate, drop on foreign material on the contrary, and together discharge with foreign material cane, caused the waste of grain.And the foreign material that fly upward easily fly into cleaning and sorting system, and cleaning plant is resulted in blockage, work is cleaned in impact.
Three, the cleaning and sorting system of the combine on existing market, is mainly made up of vibratory sieve, blower fan, attraction fan, secondary levels screw feeder, oblique screw feeder, grass discharge chain etc., and above-mentioned cleaning and sorting system structure is very complicated, and manufacturing cost and maintenance cost are all higher.And because above-mentioned parts are all arranged on threshing cylinder and grass discharge chain below, taken very large space, make the threshing cylinder rising height of having to.Threshing cylinder is high to be put, and the center of gravity of complete machine is raised, and affects the stability of complete machine, and has increased hoisting depth and the difficulty of the ceding of Taiwan.And this kind of threshing mode can be brought such as easy obstruction concave grate, cereal and together discharge with foreign material problems such as causing waste.
Four, in the grass discharge chain structural design of existing combine, because cylinder is to the left, in the time that stem stalk is directly discharged, can be deposited on standing crop, adopt segmentation to carry, not smooth but this mode easily causes grass discharge chain junction to be carried, form and stop up.
Five, because the direction of motion of holding up standing grain moving tooth of the ceding of Taiwan of existing combine is vertical with the direction of advance of grain header, be difficult to play for the lodging direction crop consistent with holding up the standing grain reversal means direction of motion effect of holding up standing grain, cause the harvesting difficulty of crop.
Summary of the invention
The object of the invention is for described problem above, provide a kind of structure more simple, rationally, can significantly promote the combine of operating efficiency.
The present invention is achieved by the following technical programs.
A kind of combine, comprises the ceding of Taiwan, operating desk, threshing system, gearbox, engine, stem stalk carrier chain, frame, running gear, secondary cleaning and sorting system; Described frame is fixedly mounted in described running gear; Described running gear comprises front jockey wheel, rear drive sprocket, supporting wheel and crawler belt; The described ceding of Taiwan, operating desk, threshing system, gearbox and engine are fixedly mounted in frame, and described engine is installed on the rear of complete machine, and are connected with the rear drive wheel shaft in running gear by gearbox; Between two crawler belts of described threshing system in running gear, described secondary cleaning and sorting system be installed on threshing system under.
Described threshing system comprises drum cover, cylinder, transfer unit and concave grate, and described drum cover is hingedly mounted in frame, and cylinder is arranged in frame by axle, and is connected with described gearbox by the belt pulley being arranged on axle; Described concave grate is fixedly mounted in frame, and the cane pressing plate of transfer unit is arranged on drum cover, and the carrier chain of transfer unit is arranged in frame, is installed with secondary threshing nail on described concave grate.On the side on the upper side of described cane transfer unit in cylinder outside.
Described secondary threshing nail comprises nail body and nut, and described nail is as triangle, and one section of screw rod matching with nut is stretched out on triangle base.
Described secondary threshing is followed closely the rectangular array that is equidistant on concave grate.
Line and the perpendicular rectangular arrayed of threshing tooth being listed as on described cylinder, and staggered with secondary threshing nail.
The tail end of described cylinder is provided with cylinder spiral Lysimachia sikokiana fan blade.
Described cleaning and sorting system comprises fan, screw feeder, also comprise wind deflector one, wind deflector two, poly-granary, described poly-granary is V-shaped, be fixedly connected in frame, and under threshing cylinder, poly-granary bottom is provided with screw feeder, described wind deflector one and wind deflector two are discrete V-arrangement, between threshing cylinder and poly-granary, and with roughly keeping parallelism of poly-granary; The upper end of described wind deflector two and the corresponding end of poly-granary connect into a cylindrical storehouse, in described cylindrical storehouse, fan are installed.
Described cleaning and sorting system comprises fan, screw feeder, it is characterized in that: also comprise wind deflector one, wind deflector two, poly-granary, described poly-granary is V-shaped, be fixedly connected in frame, and under threshing cylinder, poly-granary bottom is provided with screw feeder, described wind deflector one and wind deflector two are discrete V-arrangement, between threshing cylinder and poly-granary, and with roughly keeping parallelism of poly-granary; The upper end of described wind deflector two and the corresponding end of poly-granary connect into a cylindrical storehouse, in described cylindrical storehouse, fan are installed.
The extended line of wind deflector one is crossed in the lower end of described wind deflector two, and the lower end of wind deflector one is 20mm to 100mm apart from the distance of wind deflector two.
The upper end of described wind deflector one and the corresponding end of poly-granary form an impurity discharging port; The top of described wind deflector one upper end is provided with an adjusting device, and described adjusting device is connected with engine oil-valve operation bar by bracing wire; The top of described wind deflector one upper end is provided with an adjusting device, and described adjusting device is connected with engine oil-valve operation bar by bracing wire.
The described ceding of Taiwan comprises ceding of Taiwan seat, gear-box, laterally Fu He mechanism, support, described ceding of Taiwan seat is fixedly connected on support, gear-box and laterally Fu He mechanism are fixedly connected on ceding of Taiwan seat, laterally Fu He mechanism be connected with gear-box by chain, it is characterized in that: also comprise the longitudinal Fu He mechanism being connected on ceding of Taiwan seat, and align with the cusp of nearside divider, described longitudinal Fu He mechanism comprises and holds up standing grain pawl, seeding supporting chain and conveyer chain, the described standing grain pawl of holding up is hinged on seeding supporting chain, and seeding supporting chain is connected with gear-box by conveyer chain.
Beneficial effect of the present invention is as follows.
One, after engine at extreme rear, can make full use of the space in complete machine, the position of threshing cylinder is moved to complete machine central authorities, that is to say the space that left and right crawler belt is middle.Such benefit is: ceding of Taiwan left and right cane conveying hoisting chain length is substantially approaching, can save the length of the ceding of Taiwan itself; Reduce the position of threshing cylinder, made threshing mode can adopt the mode of threshing; Engine drives trailing wheel, has reduced the wearing and tearing to crawler belt in the process of advancing, and has increased the tractive force of engine.Engine at extreme rear greatly reduces vibration and the noise magnitude of operating desk and complete machine, has greatly strengthened operator's comfort level.
Two, compared with traditional underneath type threshing system, the present invention adopts the mode of transfer unit hoisting depth, make cereal from the top of cylinder through and by threshing.In this case, the fringe head of cereal hangs down naturally, and the angle forming with the threshing nail direction of motion on cylinder is extremely conducive to grain threshing, also can avoid too much disconnected fringe, makes threshing more thorough.Owing to putting on cereal, making to install secondary threshing nail additional on the concave grate below cylinder becomes possibility.
Three, compared with traditional threshing system, the present invention simplifies the structure greatly, reduces and manufactures and use and maintenance cost.The present invention has increased secondary threshing nail, and has given up complicated secondary threshing auxiliary cylinder device.Cereal enters after cylinder, and through the preliminary threshing of cylinder, the disconnected fringe of part, assorted bits rotate with cylinder, strike the secondary threshing nail on concave grate, carry out secondary threshing.This threshing mode is because secondary threshing nail stops and the continuous stirring of cylinder, make the foreign material accumulated on concave grate all be discharged from threshing bin with the rotation of Lysimachia sikokiana fan blade outer and bring to fuselage rear with the stem stalk after threshing and together discharge, alleviate the stopping state of concave grate, the grain containing in foreign material is also fallen into concave grate by stirring, improved the threshing performance of cereal, the threshing of cereal is more thorough.
Four, the present invention has done subversive reform to existing cleaning and sorting system, has saved complicated vibratory sieve, secondary levels screw feeder, oblique screw feeder and has attracted blower fan whole system.Reasonable in design, simple, has reduced the cost of manufacturing and safeguarding, and makes full use of the space of grain header bottom, has reduced the height of threshing cylinder.
Five, the present invention set up with the consistent direction of complete machine direction of advance longitudinally hold up standing grain system, just in time play and laterally held up the unapproachable effect of holding up standing grain of standing grain reversal means for the lodging direction crop consistent with laterally holding up the standing grain reversal means direction of motion, greatly reduced the dead angle of crop harvesting.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of existing combine.
Fig. 2 is the vertical view structural representation of Fig. 1.
Fig. 3 is overall structure schematic diagram of the present invention.
Fig. 4 is the vertical view structural representation of Fig. 3 of the present invention.
Fig. 5 is the structural representation of threshing system of the present invention.
Fig. 6 is the right view structural representation of Fig. 3 of the present invention.
Fig. 7 is A part enlarged diagram in Fig. 3 of the present invention.
Fig. 8 is cleaning and sorting system structural representation of the present invention.
Fig. 9 is ceding of Taiwan structural representation of the present invention.
Figure 10 is the left view structural representation of Fig. 9 of the present invention.
In figure, the ceding of Taiwan 1, ceding of Taiwan seat 11, gear-box 12, laterally Fu He mechanism 13, support 14, longitudinally Fu He mechanism 15, seeding supporting chain 152, conveyer chain 153, nearside divider 16, operating desk 2, threshing system 3, drum cover 31, cylinder 32, cane transfer unit 33 and concave grate 34, secondary threshing nail 35, nail body 351, nut 352, cylinder spiral Lysimachia sikokiana fan blade 36, gearbox 4, engine 5, stem stalk carrier chain 6, frame 7, running gear 8, front jockey wheel 81, rear drive sprocket 82, secondary cleaning and sorting system 9, wind deflector 1, wind deflector 2 92, fan 93, poly-granary 94, screw feeder 95.
Embodiment
Further illustrate the present invention below in conjunction with embodiment and accompanying drawing.
Embodiment mono-.
As shown in Figure 3 and Figure 4, a kind of combine, comprises the ceding of Taiwan 1, operating desk 2, threshing system 3, gearbox 4, engine 5, stem stalk carrier chain 6, frame 7, running gear 8, secondary cleaning and sorting system 9; Described frame 7 is fixedly mounted in described running gear 8; Described running gear 8 comprises front jockey wheel 81, rear drive sprocket 82, supporting wheel and crawler belt; The described ceding of Taiwan 1, operating desk 2, threshing system 3, gearbox 4 and engine 5 are fixedly mounted in frame 7,
wherein,described engine 5 is installed on the rear of complete machine, and is connected with rear drive sprocket 82 axles in running gear 8 by gearbox 4; Between two crawler belts of described threshing system 3 in running gear, described secondary cleaning and sorting system 9 be installed on threshing system 3 under.
As shown in Figure 5 and Figure 6, described threshing system 3 comprises drum cover 31, cylinder 32, cane transfer unit 33 and concave grate 34, described drum cover 31 is hingedly mounted in frame 7, and cylinder 32 is arranged in frame 7 by axle, and is connected with described gearbox by the belt pulley being arranged on axle; Described concave grate 34 is fixedly mounted in frame 7, and the cane pressing plate 331 of cane transfer unit 33 is arranged on drum cover 31, and the carrier chain 332 of cane transfer unit 33 is arranged in frame 7, is installed with secondary threshing nail 35 on described concave grate 34; On the side on the upper side of described cane transfer unit 33 in cylinder 32 outsides.Described secondary threshing nail 35 is equidistant rectangular array on concave grate 34.The tail end of described cylinder 32 is provided with cylinder spiral Lysimachia sikokiana fan blade 36.
As shown in Figure 7, described secondary threshing nail 35 comprises nail body 351 and nut 352, and described nail body 351 is triangle, and one section of screw rod matching with nut 352 is stretched out on triangle base.
As shown in Figure 8, described cleaning and sorting system 9 comprises fan 93, screw feeder 95, it is characterized in that: also comprise wind deflector 1, wind deflector 2 92, poly-granary 94, described poly-granary 94 is V-shaped, is fixedly connected in frame 7, and under threshing cylinder, poly-granary 94 bottoms are provided with screw feeder 95, described wind deflector 1 and wind deflector 2 92 are discrete V-arrangement, between threshing cylinder and poly-granary 94, and with roughly keeping parallelism of poly-granary 94; The corresponding end of the upper end of described wind deflector 2 92 and poly-granary 94 connects into a cylindrical storehouse, in described cylindrical storehouse, fan 93 is installed.
The extended line of wind deflector 1 is crossed in the lower end of described wind deflector 2 92, and the lower end of wind deflector 1 is 20mm apart from the distance of wind deflector 2 92.
The corresponding end of the upper end of described wind deflector 1 and poly-granary 94 forms an impurity discharging port 97; The top of described wind deflector one 91 upper ends is provided with an adjusting device 98, and described adjusting device is connected with engine oil-valve operation bar by bracing wire; The top of described wind deflector one 91 upper ends is provided with an adjusting device 98, and described adjusting device is connected with engine oil-valve operation bar by bracing wire.
The described ceding of Taiwan 1 comprises ceding of Taiwan seat 11, gear-box 12, laterally Fu He mechanism 13, support 14, described ceding of Taiwan seat 11 is fixedly connected on support 14, gear-box 12 and laterally Fu He mechanism 13 are fixedly connected on ceding of Taiwan seat 11, laterally Fu He mechanism 13 be connected with gear-box 12 by chain, it is characterized in that: also comprise the longitudinal Fu He mechanism 15 being connected on ceding of Taiwan seat 11, and align with the cusp of nearside divider 16, described longitudinal Fu He mechanism 15 comprises and holds up standing grain pawl 151, seeding supporting chain 152 and conveyer chain 153, the described standing grain pawl 151 of holding up is hinged on seeding supporting chain 152, seeding supporting chain 152 is connected with gear-box 12 by conveyer chain 153.
Embodiment bis-.
The lower end of wind deflector 1 is 50mm apart from the distance of wind deflector 2 92.Other structures are identical with embodiment mono-.
Embodiment tri-.
The lower end of wind deflector 1 is 80mm apart from the distance of wind deflector 2 92.Other structures are identical with embodiment mono-.
Embodiment tetra-.
The lower end of wind deflector 1 is 100mm apart from the distance of wind deflector 2 92.Other structures are identical with embodiment mono-.
Claims (4)
1. a combine, comprises the ceding of Taiwan (1), operating desk (2), threshing system (3), gearbox (4), engine (5), stem stalk carrier chain (6), frame (7), running gear (8), secondary cleaning and sorting system (9); Described frame (7) is fixedly mounted in described running gear (8); Described running gear (8) comprises front jockey wheel (81), rear drive sprocket (82), supporting wheel and crawler belt; The described ceding of Taiwan (1), operating desk (2), threshing system (3), gearbox (4) and engine (5) are fixedly mounted in frame (7), it is characterized in that: described engine (5) is installed on the rear of complete machine, and be connected with rear drive sprocket (82) axle in running gear (8) by gearbox (4); Between two crawler belts of described threshing system (3) in running gear, described secondary cleaning and sorting system (9) be installed on threshing system (3) under; Described threshing system (3) comprises drum cover (31), cylinder (32), transfer unit (33) and concave grate (34), described drum cover (31) is hingedly mounted in frame (7), it is upper that cylinder (32) is arranged on frame (7) by axle, and be connected with described gearbox by the belt pulley being arranged on axle; Described concave grate (34) is fixedly mounted in frame (7), the cane pressing plate (331) of cane transfer unit (33) is arranged on drum cover (31), it is upper that the carrier chain (332) of cane transfer unit (33) is arranged on frame (7), is installed with secondary threshing nail (35) on described concave grate (34); On the side on the upper side of described transfer unit (33) in cylinder (32) outside, described secondary threshing nail (35) comprises nail body (351) and nut (352), described nail body (351) is triangle, one section of screw rod matching with nut (352) is stretched out on triangle base, and described secondary threshing nail (35) is equidistant rectangular array on concave grate (34).
2. a kind of combine according to claim 1, is characterized in that: the upper line of described cylinder (32) and the perpendicular rectangular arrayed of threshing tooth being listed as, and staggered with secondary threshing nail (35).
3. a kind of combine according to claim 1, is characterized in that: the tail end of described cylinder (32) is provided with cylinder spiral Lysimachia sikokiana fan blade (36).
4. a combine, comprises the ceding of Taiwan (1), operating desk (2), threshing system (3), gearbox (4), engine (5), stem stalk carrier chain (6), frame (7), running gear (8), secondary cleaning and sorting system (9), described frame (7) is fixedly mounted in described running gear (8), described running gear (8) comprises front jockey wheel (81), rear drive sprocket (82), supporting wheel and crawler belt, the described ceding of Taiwan (1), operating desk (2), threshing system (3), gearbox (4) and engine (5) are fixedly mounted in frame (7), it is characterized in that: described engine (5) is installed on the rear of complete machine, and be connected with rear drive sprocket (82) axle in running gear (8) by gearbox (4), between two crawler belts of described threshing system (3) in running gear, described secondary cleaning and sorting system (9) be installed on threshing system (3) under, described cleaning and sorting system (9) comprises fan (93), screw feeder (95), also comprise wind deflector one (91), wind deflector two (92), poly-granary (94), described poly-granary (94) is V-shaped, be fixedly connected in frame (7), and under threshing cylinder, poly-granary (94) bottom is provided with screw feeder (95), described wind deflector one (91) and wind deflector two (92) are discrete V-arrangement, between threshing cylinder and poly-granary (94), and with roughly keeping parallelism of poly-granary (94), the corresponding end of the upper end of described wind deflector two (92) and poly-granary (94) connects into a cylindrical storehouse, fan (93) is installed in described cylindrical storehouse, the described ceding of Taiwan (1) comprises ceding of Taiwan seat (11), gear-box (12), laterally Fu He mechanism (13), support (14), described ceding of Taiwan seat (11) is fixedly connected on support (14), gear-box (12) and laterally Fu He mechanism (13) are fixedly connected on ceding of Taiwan seat (11), laterally Fu He mechanism (13) be connected with gear-box (12) by chain, also comprise the longitudinal Fu He mechanism (15) being connected on ceding of Taiwan seat (11), and align with the cusp of nearside divider (16), described longitudinal Fu He mechanism (15) comprises and holds up standing grain pawl (151), seeding supporting chain (152) and conveyer chain (153), the described standing grain pawl (151) of holding up is hinged on seeding supporting chain (152), seeding supporting chain (152) is connected with gear-box (12) by conveyer chain (153), the extended line of wind deflector one (91) is crossed in the lower end of described wind deflector two (92), the lower end of wind deflector one (91) is 20mm to 100mm apart from the distance of wind deflector two (92), the corresponding end of the upper end of described wind deflector one (91) and poly-granary (94) forms an impurity discharging port (97), the top of described wind deflector one (91) upper end is provided with an adjusting device (98), and described adjusting device is connected with engine oil-valve operation bar by bracing wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110064879.2A CN102150503B (en) | 2011-03-17 | 2011-03-17 | Combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110064879.2A CN102150503B (en) | 2011-03-17 | 2011-03-17 | Combine harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102150503A CN102150503A (en) | 2011-08-17 |
| CN102150503B true CN102150503B (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110064879.2A Expired - Fee Related CN102150503B (en) | 2011-03-17 | 2011-03-17 | Combine harvester |
Country Status (1)
| Country | Link |
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| CN (1) | CN102150503B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102656992A (en) * | 2012-05-17 | 2012-09-12 | 广西汽牛农业机械股份有限公司 | Whole-feed combine harvester with double-cutting vertical header and harvesting method thereof |
| KR101945577B1 (en) * | 2012-08-24 | 2019-02-07 | 얀마 가부시키가이샤 | Combine |
| CN104041238B (en) * | 2013-11-05 | 2016-08-17 | 广西三零一机械有限公司 | A kind of small harvester |
| CN104350876B (en) * | 2014-11-12 | 2016-06-29 | 重庆五谷通用设备有限公司 | A kind of rice combine threshing weed breaker structure |
| BR202021017116U2 (en) * | 2021-08-30 | 2021-12-28 | Rcc Fabrica De Pecas E Componentes Agricolas Ltda | Coupling implement for two-line cutting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309701Y (en) * | 1997-09-16 | 1999-03-10 | 四川省温江和盛机械厂 | Cleaning thresher |
| CN2855037Y (en) * | 2005-08-02 | 2007-01-10 | 海永红 | Forced straw feeding device of harvesting seeder and chain creeper multipurpose harvesting seeder |
| CN201008278Y (en) * | 2007-02-13 | 2008-01-23 | 山东巨明机械有限公司 | Secondary cleaning and selecting device for granary top-arrangement |
| CN201967342U (en) * | 2011-03-17 | 2011-09-14 | 夏发明 | Combine harvester |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4095776B2 (en) * | 2001-07-10 | 2008-06-04 | 三菱農機株式会社 | Combine |
-
2011
- 2011-03-17 CN CN201110064879.2A patent/CN102150503B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2309701Y (en) * | 1997-09-16 | 1999-03-10 | 四川省温江和盛机械厂 | Cleaning thresher |
| CN2855037Y (en) * | 2005-08-02 | 2007-01-10 | 海永红 | Forced straw feeding device of harvesting seeder and chain creeper multipurpose harvesting seeder |
| CN201008278Y (en) * | 2007-02-13 | 2008-01-23 | 山东巨明机械有限公司 | Secondary cleaning and selecting device for granary top-arrangement |
| CN201967342U (en) * | 2011-03-17 | 2011-09-14 | 夏发明 | Combine harvester |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2003-23841A 2003.01.28 |
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| CN102150503A (en) | 2011-08-17 |
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