CN108551843B - Grain combine harvester - Google Patents
Grain combine harvester Download PDFInfo
- Publication number
- CN108551843B CN108551843B CN201810549819.1A CN201810549819A CN108551843B CN 108551843 B CN108551843 B CN 108551843B CN 201810549819 A CN201810549819 A CN 201810549819A CN 108551843 B CN108551843 B CN 108551843B
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- Prior art keywords
- horizontal
- roller
- straw
- conveying
- vertical
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D41/00—Combines, i.e. harvesters or mowers combined with threshing devices
- A01D41/02—Self-propelled combines
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D57/00—Delivering mechanisms for harvesters or mowers
- A01D57/01—Devices for leading crops to the mowing apparatus
Abstract
The invention belongs to the field of grain harvesting machinery for agriculture, and particularly relates to a grain combine harvester. According to the threshing machine, the grain is conveyed from the vertical state to the horizontal state by adopting the conveying assembly, the ear part of the grain is integrally cut off by the vertical header assembly, the ear part falls into the collecting bin under the action of gravity, and the ear part is separated only when threshing, so that compared with the mode of integrally crushing plants, the quantity of the straw required to be discharged is greatly reduced, the threshing difficulty is reduced, the threshing mechanism and the size of the sorting sieve are reduced, the size of a machine tool is reduced, the threshing machine is convenient to use in plots difficult to enter the ground, and the automation degree of cultivation is improved.
Description
Technical Field
The invention belongs to the field of grain harvesting machinery for agriculture, and particularly relates to a grain combine harvester.
Background
Most of the working principles of the conventional grain harvester adopt a whole plant crushing mode to harvest, such as whole grains or wheat and other grain heads enter a collecting bin of the harvester, a threshing mechanism is arranged in the collecting bin to perform threshing, and in the threshing and separating process of the grains and the straws, the whole grain plants are threshed, so that the quantity of the grains and the grass are separated by a large amount, and the whole size of a separation sieve of the harvester is required to be large. When the moisture content of the straw is high, a large amount of moist straw can cause the phenomenon that seeds are more entrained in the straw and the grain harvesting loss is serious.
In addition, because the grain harvester commonly used adopts a whole threshing mode, the whole size is larger, and therefore, the traditional grain harvester is unable to cope with the situation that hills and hilly areas or small fields such as test fields are difficult to land.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides the grain combine harvester, which is characterized in that the grain ears are separated from the whole plant and then fed into the collecting bin, so that the total amount of straw is reduced, the threshing difficulty is reduced, the overall dimension of the collecting bin can be reduced, and the entrainment loss can be effectively reduced.
The invention adopts the specific technical scheme that:
the utility model provides a grain combine harvester, includes automobile body, horizontal header assembly, transmission assembly and collection storehouse, horizontal header assembly include horizontal header body and set up horizontal cutter and horizontal conveying chain on horizontal header body, the transmission assembly include input pair roller and output pair roller, the input pair roller set up in the conveying end one side of horizontal conveying chain, the input pair roller include axis parallel arrangement's first input roller and second input roller, the output pair roller includes axis parallel arrangement's first output roller and second output roller, first input roller and first output roller between the winding have first transmission band, second input roller and second output roller between the winding have the second transmission band, first input roller and second input roller's grip face along vertical direction, first output roller and second output roller's grip plane along the horizontal direction, the transmission assembly still including setting up in collection storehouse top cutting mechanism, cutting mechanism include vertical header assembly, vertical header assembly include vertical cutter and vertical drive mechanism on the mount.
The vertical fixing frame is fixed by virtue of a cross beam arranged on the vehicle body, a group of bolt holes are formed in the cross beam, and the vertical fixing frame is connected with the cross beam by virtue of bolts to form a detachable bolt.
The power mechanism comprises a hydraulic motor arranged on the vertical fixing frame, and the hydraulic motor is in driving connection with the vertical cutter by means of a swinging ring box.
The front end of the horizontal cutting table body is also provided with a grain divider, the grain divider is connected with a grain pulling device by virtue of a supporting rod, the grain pulling device comprises a grain pulling wheel and a cover, the cover and the grain pulling wheel are eccentrically arranged, and one side of the grain pulling wheel, which is far away from the horizontal cutting table body, is arranged in the cover.
The horizontal conveying chain on be provided with and dial the tooth, dial the tooth and be J shape structure, the tooth tail end and horizontal conveying chain advance opposite direction, horizontal conveying chain conveying end one side on the horizontal header body be provided with the straw and break away from the dish, the straw break away from the preceding terminal surface of dish and horizontal header body and set up perpendicularly, horizontal conveying chain parallel arrangement have the multiunit, the straw break away from the dish setting between two sets of horizontal conveying chains that are adjacent from top to bottom.
The lower end of the horizontal cutting table body is provided with straw supporting bars, and the straw supporting bars are arranged above the horizontal cutter.
The horizontal cutting table body is also provided with a straw compressing and supporting rod, and the straw compressing and supporting rod is arranged at one side of the conveying tail end of the horizontal conveying chain.
The transmission assembly also comprises a straw discharging device arranged at the rear side of the output counter roller, the straw discharging device comprises an upper clamping conveying belt and a lower clamping conveying belt which are arranged in parallel, the upper clamping conveying belt is connected with a mounting frame arranged on a vehicle body by means of a screw displacement structure, the screw displacement structure comprises a screw and an adjusting spring sleeved on the screw, a roller shaft of the upper clamping conveying belt is arranged at the tail end of the screw, and force application ends of the adjusting spring are respectively fixed on the screw and the mounting frame.
And a connecting plate is arranged between the second output roller and the roller shaft of the adjacent upper clamping conveyor belt, and is connected with the mounting frame by means of a screw displacement structure.
The beneficial effects of the invention are as follows:
according to the invention, the grain is conveyed from a vertical state to a horizontal state by adopting the conveying assembly, the spike part of the grain is integrally cut off by the vertical header assembly, and falls into the collecting bin under the action of gravity, so that compared with a mode of integrally crushing plants, the quantity of the straw to be discharged is greatly reduced, the threshing difficulty is reduced, and the sizes of the threshing mechanism and the separation sieve are reduced, so that the size of a machine tool is reduced, the machine tool is convenient to use in plots difficult to enter the ground, and the automation degree of cultivation is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the positional relationship between the horizontal header and the transfer assembly in the top view of the present invention;
in the drawings, 1, a vehicle body, 2, a collecting bin, 3, a horizontal header body, 4, a horizontal cutter, 5, a horizontal conveying chain, 6, a first input roller, 7, a second input roller, 8, a first output roller, 9, a second output roller, 10, a vertical fixing frame, 11, a vertical cutter, 12, a cross beam, 13, a hydraulic motor, 14, a divider, 15, a supporting rod, 16, a reel, 17, a cover, 18, a tooth, 19, a straw separating disc, 20, a straw supporting bar, 21, a straw compacting supporting rod, 22, an upper clamping conveying belt, 23, a lower clamping conveying belt, 24, a mounting frame, 25, a screw, 26, an adjusting spring, 27, a connecting plate, 608, a first conveying belt, 709 and a second conveying belt.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific examples:
the invention discloses a grain combine harvester, which is shown in fig. 1 and 2 and comprises a vehicle body 1, a horizontal header assembly, a transmission assembly and a collecting bin 2, wherein the horizontal header assembly comprises a horizontal header body 3, a horizontal cutter 4 and a horizontal transmission chain 5, the horizontal cutter 4 and the horizontal transmission chain 5 are arranged on the horizontal header body 3, the transmission assembly comprises an input pair roller and an output pair roller, the input pair roller is arranged on one side of the transmission tail end of the horizontal transmission chain 5, the input pair roller comprises a first input roller 6 and a second input roller 7 which are arranged in parallel with each other, the output pair roller comprises a first output roller 8 and a second output roller 9 which are arranged in parallel with each other, a first transmission belt 608 is wound between the first input roller 6 and the first output roller 8, a second transmission belt 709 is wound between the second input roller 7 and the second output roller 9, the clamping surfaces of the first input roller 6 and the second input roller 7 are in the vertical direction, the clamping planes of the first output roller 8 and the second output roller 9 are in the horizontal direction, the transmission assemblies are in the vertical direction, the cutting plane of the first output roller 8 and the second output roller 9 is in the vertical direction, the cutting mechanism comprises a cutting mechanism and a vertical cutter 11 which is arranged on the vertical bin 10, and a vertical cutter assembly is arranged on the vertical cutter 10. The design concept of the invention is that the roots of the grains are cut through the horizontal cutter 4 on the horizontal header body 3, so that the grains are separated from the ground, as the car body 1 advances, the cut grains are extruded onto the front end panel of the horizontal header body 3 by the freshly cut grains, the cut grains are pushed to the side provided with the transmission assembly by the horizontal conveying chain 5 driven by the hydraulic motor, the grains are clamped by the input pair roller of the transmission assembly, the first conveying belt 608 and the second conveying belt 709 form clamping fit, the input pair roller and the output pair roller form ninety degree torsion relation, when the grains are clamped by the input pair roller in the state that the ears are upward, the grains are clamped to the rear side of the car body 1 by the first conveying belt 608 and the second conveying belt 709, the clamped grains are twisted along with the first conveying belt 608 and the second conveying belt 709, the ears are enabled to enter the horizontal state, and when the grains are continuously conveyed along with the conveying belt, the ears are cut by the vertical header assembly, and the grain ears are separated from the straw, and the later processing amount is reduced. And as most of the straw is cut off, the moisture content of the straw is high in time, but the total amount of the straw is reduced, and the phenomenon of grain entrainment is controlled.
Further, the vertical fixing frame 10 is fixed by means of a beam 12 arranged on the vehicle body 1, a group of bolt holes are formed in the beam 12, and the vertical fixing frame 10 and the beam 12 form detachable bolt connection by means of bolts. The grain such as millet or wheat, rice, etc. has different ear length and different growth height on the straw, so the cutting position of the vertical header assembly needs to be adjusted accordingly, when the cutting position needs to be adjusted by means of the cross beam 12 arranged on the vehicle body 1, the bolts for fixing the vertical fixing frame 10 and the cross beam 12 are detached, and the position of the vertical fixing frame 10 on the cross beam 12 is changed by means of the bolt holes arranged on the cross beam 12 and adopting a hole changing installation mode.
Further, the power mechanism of the vertical header assembly comprises a hydraulic motor 13 arranged on the vertical fixing frame 10, and the hydraulic motor 13 is in driving connection with the vertical cutter 11 by means of a swinging ring box. The vertical cutter 11 adopt to protect Tian Qiege ware assembly for a long time, low cost, dependable performance and purchase are convenient, adopt hydraulic motor 13 drive swing ring case to drive this vertical cutter 11, realize the cutting of cereal ear of grain portion, separate ear of grain portion and straw part, ear of grain portion falls into under the action of gravity and collects in storehouse 2 after cutting off, collect and be provided with the conveyer belt in the storehouse 2, the conveyer belt end is provided with threshing chamber, because the straw is mostly abandoned, not get into threshing chamber, consequently make threshing chamber can be made the size less, the length and the size of separation sieve also reduce along with it simultaneously, reduced the machines size, guaranteed better entering nature, realized mountain area and narrow and small plot's income ground operation.
Further, the front end of the horizontal cutting table body 3 is further provided with a crop divider 14, the crop divider 14 is connected with a crop shifter by virtue of a supporting rod 15, the crop shifter comprises a crop shifter 16 and a cover 17, the cover 17 and the crop shifter 16 are eccentrically arranged, and one side of the crop shifter 16, which is far away from the horizontal cutting table body 3, is arranged in the cover 17 in a rotating way. The divider 14 is arranged at the lower end of the front panel of the horizontal header body 3, plays the role of dividing the grain into ridges, is convenient to cut, the set reel 16 is used as a supporting device for the cut grain straws, when the grain advances along with the horizontal conveying chain 5 on the front panel of the horizontal header body 3, the reel 16 rotates along with the horizontal conveying chain, the straws are prevented from falling down, harvesting loss is prevented, the straws are compacted, the straw is straightened and leveled, the conveying operation of a conveying assembly is convenient, the set cover 17 covers one side of the reel 16 in a rotating direction deviating from, the reel 16 is prevented from being reversely carried out by the side of the reel 16 to cause harvesting loss, meanwhile, the reel 16 and the cover 17 are eccentrically arranged, the reel 16 is a star-shaped wheel, in-line spokes are adopted, when the reel 16 rotates to the edge of the cover 17, the straws clamped in the reel 16 are peeled off by means of the arc-shaped edge of the cover 17, blocking is avoided, and meanwhile, the grain bin is ensured.
Further, the horizontal conveying chain 5 on be provided with and dial the tooth 18, the tooth 18 be J-shaped structure, the tooth 18 tail end and horizontal conveying chain 5 advance opposite direction of dialling, horizontal conveying chain 5 on the horizontal cutting platform body 3 convey terminal one side and be provided with straw and break away from dish 19, straw break away from dish 19 and horizontal cutting platform body 3 preceding terminal surface perpendicular setting, horizontal conveying chain 5 parallel arrangement have the multiunit, straw break away from dish 19 set up between two sets of horizontal conveying chains 5 that are up and down adjacent. In order to ensure that the straw is additionally provided with the poking teeth 18 along with the stable movement of the horizontal conveying chain 5, the poking teeth 18 with the J-shaped structure along with the advancing direction smoothly push the straw to the input end of the conveying assembly, the straw is prevented from being blocked from the poking teeth 18 or falling off from the horizontal conveying chain 5, the arranged straw separating disc 19 is provided with a circular arc-shaped disc-shaped edge, the protruding height of the separating disc 19 from the front panel of the horizontal header body 3 is not lower than the extending length of the poking teeth 18, when the poking teeth 18 push the straw to the separating disc 9, the straw is pushed up by the separating disc 9, thereby realizing the separation of the straw and the poking teeth 18, facilitating the collection of the straw through the conveying assembly, the arranged horizontal header body adopts an in-line design, the conveying assembly is arranged on one side of the header, and the plot is conveniently harvested in sequence.
Further, a straw supporting bar 20 is arranged at the lower end of the horizontal cutting table body 3, and the straw supporting bar 20 is arranged above the horizontal cutter 4. After the cereal plants are cut, the follow-up straw that preceding straw was continuously cut is pushed onto the front panel of the horizontal header body 3, and simultaneously straw support bar 20 is stepped on to the straw bottom, prevents that the straw bottom from being continuously cut and causing the straw to highly reduce, leads to the accuracy of follow-up ear of grain cutting to decline to straw support bar 20 that sets up has played the effect that reduces straw slip resistance, and the multiunit horizontal conveying chain 5 that is convenient for set up is leveled, neatly removes the input of transmission assembly with the straw, conveniently carries out accurate cutting to the straw ear of grain.
Further, in order to avoid lodging of the straw, the horizontal header body 3 is further provided with a straw compacting and supporting rod 21, as shown in fig. 2, the straw compacting and supporting rod 21 is disposed at one side of the conveying end of the horizontal conveying chain 5. The straw compacting supporting rod 21 is arranged on one side of the transmission assembly, is arranged for avoiding falling before the poking teeth 18 and the straw enter the transmission assembly after being separated, and is prevented from falling down when the straw falls outwards, and meanwhile cereal plants on one side of the transmission assembly are prevented from being mistakenly involved in the transmission assembly.
Further, the transmission assembly also include the straw discharging device of setting in output pair roller rear side, straw discharging device include parallel arrangement's last clamp conveyer belt 22 and lower clamp conveyer belt 23, last clamp conveyer belt 22 be connected with the mounting bracket 24 that sets up on automobile body 1 with the help of the screw rod structure that shifts, the screw rod structure that shifts include screw rod 25 and the adjusting spring 26 of suit on the screw rod 25, the roller of last clamp conveyer belt 22 install at the screw rod 25 end, adjusting spring 26 application of force end fix respectively on screw rod 25 and mounting bracket 24. The residual straws of the cutting spike parts are discharged by the straw discharging device, the upper clamp conveyor belt 22 is regulated by the arranged screw shifting structure, and when the amount of the straws is large, the straws can be fluctuated along with the roll shaft, so that the smooth discharge of the straws is ensured.
A connecting plate 27 is arranged between the second output roller 9 and the roller shaft of the adjacent upper clamping conveyor belt 22, and the connecting plate 27 is connected with the mounting frame 24 by means of a screw displacement structure. The second output roller 9 is connected with the upper clamping conveyor belt 22 into a whole by adopting the connecting plate 27, when straw clusters pass through, the connecting plate 27 enables the second output roller 9 and the upper clamping conveyor belt 22 to simultaneously and uniformly undulate, smooth transition of the straw clusters on the adjacent conveyor belt is ensured, smooth discharge of the straw is ensured, the first input roller 6 in the set input pair roller is more backward than the second input roller 7, the second input roller 7 protrudes out of the first input roller 6 in the advancing direction of the vehicle body 1, the straw clusters enter due to the fact that the two rollers are not arranged side by side, but the first input roller 6 is propped against the second conveyor belt 709 as shown in fig. 1 or 2, smooth entering of the straw clusters is ensured along with elastic deformation of the conveyor belt 709, and the effect of particle warehouse returning is ensured.
Claims (6)
1. Grain combine, including automobile body (1), horizontal header assembly, transmission assembly and collection storehouse (2), horizontal header assembly include horizontal header body (3) and set up horizontal cutter (4) and horizontal conveying chain (5) on horizontal header body (3), its characterized in that: the conveying assembly comprises an input pair roller and an output pair roller, the input pair roller is arranged on one side of the conveying tail end of a horizontal conveying chain (5), the input pair roller comprises a first input roller (6) and a second input roller (7) which are arranged in parallel, the output pair roller comprises a first output roller (8) and a second output roller (9) which are arranged in parallel, a first conveying belt (608) is wound between the first input roller (6) and the first output roller (8), a second conveying belt (709) is wound between the second input roller (7) and the second output roller (9), the clamping surfaces of the first input roller (6) and the second input roller (7) are in the vertical direction, the clamping surfaces of the first output roller (8) and the second output roller (9) are in the horizontal direction, the conveying assembly also comprises a cutting mechanism arranged above a collecting bin (2), the cutting mechanism comprises a vertical cutting table assembly, the vertical cutting table assembly comprises a vertical cutter (10) and a vertical cutter (11), and the vertical cutter (11) is arranged on a vertical fixing frame (11);
the vertical fixing frame (10) is fixed by a beam (12) arranged on the vehicle body (1), a group of bolt holes are formed in the beam (12), and the vertical fixing frame (10) is connected with the beam (12) by a detachable bolt through a bolt;
the front end of the horizontal cutting table body (3) is also provided with a crop divider (14), the crop divider (14) is connected with a crop divider by virtue of a supporting rod (15), the crop divider comprises a crop poking wheel (16) and a cover (17), the cover (17) and the crop poking wheel (16) are eccentrically arranged, and one side of the crop poking wheel (16) deviating from the horizontal cutting table body (3) in a rotating way is arranged in the cover (17);
horizontal conveying chain (5) on be provided with and dial tooth (18), dial tooth (18) be J shape structure, dial tooth (18) tail end and horizontal conveying chain (5) advance opposite direction, horizontal conveying chain (5) on horizontal cutting table body (3) convey terminal one side and be provided with straw and break away from dish (19), straw break away from dish (19) and horizontal cutting table body (3) preceding terminal surface perpendicular setting, horizontal conveying chain (5) parallel arrangement have the multiunit, straw break away from dish (19) set up between two sets of horizontal conveying chains (5) adjacent from top to bottom.
2. The grain combine of claim 1, wherein: the power mechanism comprises a hydraulic motor (13) arranged on the vertical fixing frame (10), and the hydraulic motor (13) is in driving connection with the vertical cutter (11) by means of a swing ring box.
3. The grain combine of claim 1, wherein: the lower end of the horizontal cutting table body (3) is provided with a straw supporting bar (20), and the straw supporting bar (20) is arranged above the horizontal cutter (4).
4. The grain combine of claim 1, wherein: the horizontal cutting table is characterized in that a straw compressing and supporting rod (21) is further arranged on the horizontal cutting table body (3), and the straw compressing and supporting rod (21) is arranged on one side of the conveying tail end of the horizontal conveying chain (5).
5. The grain combine of claim 1, wherein: the conveying assembly also comprises a straw discharging device arranged at the rear side of the output counter roller, the straw discharging device comprises an upper clamping conveying belt (22) and a lower clamping conveying belt (23) which are arranged in parallel, the upper clamping conveying belt (22) is connected with a mounting frame (24) arranged on the vehicle body (1) by means of a screw displacement structure, the screw displacement structure comprises a screw (25) and an adjusting spring (26) sleeved on the screw (25), a roller shaft of the upper clamping conveying belt (22) is arranged at the tail end of the screw (25), and force application ends of the adjusting spring (26) are respectively fixed on the screw (25) and the mounting frame (24).
6. The grain combine of claim 5, wherein: a connecting plate (27) is arranged between the second output roller (9) and the roller shaft of the adjacent upper clamping conveyor belt (22), and the connecting plate (27) is connected with the mounting frame (24) by means of a screw displacement structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549819.1A CN108551843B (en) | 2018-05-31 | 2018-05-31 | Grain combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549819.1A CN108551843B (en) | 2018-05-31 | 2018-05-31 | Grain combine harvester |
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| Publication Number | Publication Date |
|---|---|
| CN108551843A CN108551843A (en) | 2018-09-21 |
| CN108551843B true CN108551843B (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810549819.1A Active CN108551843B (en) | 2018-05-31 | 2018-05-31 | Grain combine harvester |
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| Country | Link |
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| CN (1) | CN108551843B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320055A (en) * | 2018-11-22 | 2019-02-12 | 重庆家喜陶瓷制品有限公司合川分公司 | A kind of pickle jar punch for producing cooler |
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| PL296834A1 (en) * | 1992-12-02 | 1994-06-13 | Akad Rolnicza | Ears harvesting machine |
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| KR20120113741A (en) * | 2009-12-08 | 2012-10-15 | 얀마 가부시키가이샤 | Reaper of combine |
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| CN204539964U (en) * | 2014-08-09 | 2015-08-12 | 白宝仁 | Band cuts the corn picker of the ceding of Taiwan before front harvesting and the vertical cross conveyor of stalk |
| CN105123093A (en) * | 2015-09-02 | 2015-12-09 | 星光农机股份有限公司 | Millet combine harvester and millet combine harvesting system |
| JP2016029926A (en) * | 2014-07-29 | 2016-03-07 | ヤンマー株式会社 | Harvester |
| CN205124362U (en) * | 2015-10-08 | 2016-04-06 | 河北农业大学 | Small -size intelligent leaf vegetables vegetables harvester |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2109068U (en) * | 1991-12-21 | 1992-07-08 | 河北省石家庄地区农业机械化研究所 | Whole suspended compined harvester for wheat |
| PL296834A1 (en) * | 1992-12-02 | 1994-06-13 | Akad Rolnicza | Ears harvesting machine |
| KR20120113741A (en) * | 2009-12-08 | 2012-10-15 | 얀마 가부시키가이샤 | Reaper of combine |
| CN201700155U (en) * | 2010-06-10 | 2011-01-12 | 河北省农业机械化研究所有限公司 | Half feeding type peanut combine harvester |
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| CN108551843A (en) | 2018-09-21 |
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