CN107509465B - Divider device of self-adjustable millet combine harvester - Google Patents
Divider device of self-adjustable millet combine harvester Download PDFInfo
- Publication number
- CN107509465B CN107509465B CN201710911815.9A CN201710911815A CN107509465B CN 107509465 B CN107509465 B CN 107509465B CN 201710911815 A CN201710911815 A CN 201710911815A CN 107509465 B CN107509465 B CN 107509465B
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- rod
- cross beam
- frame
- grain
- middle cross
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D63/00—Outside dividers
- A01D63/02—Rotating dividers
-
- 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
- A01D41/12—Details of combines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Guiding Agricultural Machines (AREA)
Abstract
Aiming at the problem of poor grain dividing effect caused by fixed grain dividing angle of a grain divider device in a grain combine harvester in the prior art, the invention provides a grain divider device of a self-adjustable grain combine harvester, which comprises a frame for separately harvesting grains and grains to be harvested and a net sheet formed by hinging short rods, wherein the net sheet is arranged in the frame and is formed by hinging short rods, and the technical scheme is that: the frame can shrink along the reverse direction of the advancing direction of the harvester according to the millet to be reaped, cross-linked and wound condition contacted by the frame, and the frame is provided with a reset device which can restore the contracted frame to the original state. When the crop with the stalks wound and the heads crossed is encountered, the contact rod moves backwards, the included angle between the swinging rod and the middle cross beam is reduced, the seedling dividing device integrally contracts, and the force is slowly applied to the crop with the stalks wound and the heads crossed until the crop is separated, so that the situation that the ears are splashed due to overlarge stress when the crop is separated is avoided, and unnecessary loss is avoided.
Description
Technical Field
The invention relates to the field of a grain dividing device of a harvester, in particular to a grain divider device capable of being dynamically and self-adjusted, which is used on a millet combine harvester.
Background
The crop divider is widely applied to combine harvesters and is arranged at two sides of a cutting table of the harvester, and the crop divider is used for separating the harvested crops from the crops to be harvested.
The dividing angle of the divider on the existing harvester is fixed. And because the growth vigor of the crops is uneven, when the harvester is used for harvesting and separating the crops, when the crop divider contacts the crops, the crop with uneven growth vigor is especially separated from the crops such as the millet with winding stalks and cross-linked heads, the seedling separating effect is not ideal, and part of the millet splashes out, so that loss can be caused.
Disclosure of Invention
Aiming at the problem of poor grain dividing effect caused by fixed grain dividing angle of a grain divider device in a grain combine harvester in the prior art, the invention provides the grain divider device of the self-adjustable grain combine harvester, which has a simple structure and can dynamically adjust the grain dividing angle.
The self-adjustable grain divider device of the grain combine harvester comprises a frame for separately harvesting grains and grains to be harvested, and a net sheet which is arranged inside the frame and formed by hinging short rods, and the technical scheme is that: the frame can shrink along the reverse direction of the advancing direction of the harvester according to the millet to be reaped, cross-linked and wound condition contacted by the frame, and the frame is provided with a reset device which can restore the contracted frame to the original state.
Further, the frame comprises a contact rod for contacting and harvesting millet, an upper cross beam with one end hinged with the upper end of the contact rod, a swinging rod with one end hinged with the other end of the upper cross beam, a middle cross beam with one end hinged with the other end of the swinging rod, a supporting rod with one end connected with the other end of the middle cross beam and used for being fixed on a harvester cutting rack, and a lower cross beam with one end connected with the other end of the supporting rod, wherein the other end of the lower cross beam is connected with the lower end of the contact rod; wherein, be provided with between swinging arms and the middle crossbeam and can be dynamic make swinging arms and the middle crossbeam between contained angle alpha invariable resetting means.
Preferably, the reset device comprises a spring, one end of the spring is connected with the swinging rod, and the other end of the spring is connected with the middle cross beam.
Preferably, the reset device comprises a gas spring, one end of the gas spring is connected with the swinging rod, and the other end of the gas spring is connected with the middle cross beam.
Preferably, arc-shaped ends are arranged at two ends of the contact rod.
Further, the resetting device comprises a movable rod, a sliding rod vertically arranged in the vertical direction with the middle cross beam, a sliding block capable of moving up and down on the sliding rod, a permanent magnet base arranged on the sliding block and close to one end of the middle cross beam, a distance measuring component for measuring the moving distance of the sliding block, a coil body, an electric connection coil body and a control circuit board of the distance measuring component, and a power module for supplying power to the distance measuring component and the control circuit board, wherein the coil body, the electric connection coil body and the control circuit board are arranged on the sliding rod and close to the junction of the sliding rod and the middle cross beam;
wherein, two ends of the movable rod are respectively hinged on the swinging rod and the sliding block;
the distance measuring assembly is used for detecting displacement of the sliding block movement caused by the movement of the swinging rod to the middle cross beam during seedling dividing, and storing displacement data in the control circuit board; the control circuit board is used for supplying power to the coil body in a normal state and guaranteeing an included angle alpha between the swinging rod and the middle cross beam; the control circuit board is also used for providing larger current/voltage for the coil body in the seedling dividing state, so that displacement data detected by the sliding block resetting distance measuring component returns to an initial position before seedling dividing of the sliding block, and the dynamic consistency of an included angle alpha between the swinging rod and the middle cross beam is ensured.
Still further, the range finding subassembly include set up on the slider be located the displacement sensor of permanent magnet base opposite side and set up on the slide bar be located the fixed plate of coil opposite side.
Further, the middle part of the contact rod is provided with an outer dividing rod which can rotate along the axis of the contact rod to adjacent ridges to cut the millet, and the outer dividing rod protrudes towards the outer side of the net piece and is used for separating the harvested millet from the millet to be cut according to the distance between the ridges.
Still further, the outer straw dividing rod comprises a first part, a connecting ring arranged at one end of the first part and a second part arranged at the other end of the first part, wherein the inner diameter of the connecting ring corresponds to the diameter of the contact rod, and a plurality of through holes I are radially arranged on the cylindrical surface of the connecting part of the connecting ring and the first part; the contact rod is provided with a through hole II which is matched with the through hole I and is used for installing a pin; the included angle between the first part and the second part is beta, and beta is an obtuse angle.
Still further, the outer crop dividing bar is inclined upward from the first portion to the second portion, and an included angle between the outer crop dividing bar and the contact bar is 20-40 degrees.
The beneficial effects of the invention are as follows: according to the invention, the included angle alpha between the swinging rod and the middle cross beam is unchanged dynamically through the reset device, so that the swinging rod can shrink to divide the grain when the swinging rod is wound on the stalks and the heads of the crops such as the grains are crossed, and the swinging rod is reset through the reset device after the grain division is finished, so that the dynamic consistency of the shape of the swinging rod is maintained. When the crop with the stalks wound and the heads crossed is encountered, the contact rod moves backwards, the included angle between the swinging rod and the middle cross beam is reduced, the seedling dividing device integrally contracts, the crop with the stalks wound and the heads crossed is slowly forced until the crop is separated through the deformation process of the seedling dividing device, the situation that the ears are splashed due to overlarge stress when the crop is separated is avoided, and unnecessary loss is avoided.
Drawings
FIG. 1 is a schematic illustration of a portion of a mesh of the present invention with portions broken away.
FIG. 2 is a partial schematic view of a mesh.
Fig. 3 is a schematic structural view of the resetting device.
Fig. 4 is a schematic view of the connection of the outer crop dividing bar to the contact bar.
Fig. 5 is a top view of fig. 4.
1, a frame; 2. a mesh sheet; 3. a reset device; 4. an outer crop dividing rod; 101. a contact lever; 102. a lower cross beam; 103. an upper cross beam; 104. a swinging rod; 105. a middle cross beam; 106. a support rod; 1011. an arc-shaped end; 1012. a through hole II;201. a short bar; 301. a movable rod; 302. a slide bar; 303. a slide block; 304. a permanent magnet base; 305. a ranging assembly; 306. a coil body; 307. a control circuit board; 308. a power module; 3051. a displacement sensor; 3052. a fixing plate; 401. a first portion; 402. a connecting ring; 403. a second portion; 4021. and a through hole I.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, the self-adjustable grain divider device of the grain combine harvester comprises a frame 1 for separately harvesting grains and grains to be cut, and a mesh sheet 2 formed by hinging short rods 201 inside the frame 1, and the technical scheme is that: the frame 1 can shrink in the advancing direction of the harvester according to the knotting condition of the plants to be harvested, which are contacted with the frame 1, and the frame 1 is provided with a reset device 3 which can restore the shrunk frame 1 to the original state.
What needs to be clarified is: for clarity of illustration, only a portion of the mesh is shown in FIG. 1.
What needs to be clarified is: the mesh of the stubs 201 is prior art, such as in fig. 2, and is known as a stretch gate.
What needs to be clarified is: when the seedling dividing device encounters crops with the stalks wound and the heads crossed, the whole body contracts along the opposite direction of the advancing direction, and the crops with the stalks wound and the heads crossed are slowly forced until being separated through the deformation process, so that the situation that the ears are splashed due to overlarge stress when the crops are separated is avoided, and unnecessary losses are avoided.
Further, as shown in fig. 3, the frame 1 includes a contact rod 101 for contacting the harvested millet, an upper beam 103 with one end hinged to the upper end of the contact rod 101, a swinging rod 104 with one end hinged to the other end of the upper beam 103, a middle beam 105 with one end hinged to the other end of the swinging rod 104, a supporting rod 106 with one end connected to the other end of the middle beam 105 and used for being fixed on a harvesting table frame, and a lower beam 102 with one end connected to the other end of the supporting rod 106, wherein the other end of the lower beam is connected to the lower end of the contact rod 101; wherein, a reset device 3 which can dynamically keep the included angle alpha between the swinging rod 104 and the middle cross beam 105 unchanged is arranged between the swinging rod 104 and the middle cross beam 105.
What needs to be clarified is: the dynamic unchanged included angle alpha between the swinging rod 104 and the middle cross beam 105 can ensure the process from deformation to resetting of the frame 1.
Preferably, the resetting device 3 comprises a spring, one end of which is connected to the oscillating bar 104, and the other end of which is connected to the intermediate beam 105.
Preferably, the resetting device 3 comprises a gas spring, one end of which is connected with the swinging rod 104, and the other end of which is connected with the middle cross beam 105.
What needs to be clarified is: the spring or the gas spring can meet the requirement of the invention, but the spring or the gas spring has larger error in use and is easy to damage in the use process. Meanwhile, different springs or gas springs may need to be replaced according to different seedling dividing plants, which is troublesome to use.
Preferably, the contact lever 101 is provided with arcuate ends 1011 at both ends.
What needs to be clarified is: the arc-shaped end 1011 can protect the plants to be separated from sharp edges and corners, and simultaneously reduce the resistance of the plants and the frame 1, thereby facilitating the separation of the plants.
The resetting device 3 further comprises a movable rod 301, a sliding rod 302 vertically arranged in the vertical direction with the middle beam 105, a sliding block 303 capable of moving up and down on the sliding rod 302, a permanent magnet base 304 arranged on the sliding block 303 and close to one end of the middle beam 105, a distance measuring component 305 for measuring the moving distance of the sliding block 303, a coil body 306 arranged on the sliding rod 302 and close to the junction of the sliding rod 302 and the middle beam 105 and used for generating repulsive force to the permanent magnet base 304, a control circuit board 307 electrically connecting the coil body 306 and the distance measuring component 305, and a power module 308 for supplying power to the distance measuring component 305 and the control circuit board 307;
wherein, two ends of the movable rod 301 are respectively hinged on the swinging rod 104 and the sliding block 303;
wherein, the distance measuring component 305 is used for detecting the displacement of the sliding block 303 caused by the movement of the swinging rod 104 to the middle cross beam 105 during the seedling dividing process, and storing displacement data in the control circuit board 307; the control circuit board 307 is used for normally supplying power to the coil body 306 and guaranteeing an included angle alpha between the swinging rod 104 and the middle cross beam 105; the control circuit board 307 is further configured to provide a larger current/voltage for the coil body 306 in the seedling dividing state, so that the displacement data detected by the ranging component 305 is reset by the slider 303, and the displacement data returns to the initial position before the seedling dividing of the slider 303, thereby ensuring that the included angle α between the swinging rod 104 and the middle cross beam 105 is dynamically consistent.
What needs to be clarified is: the included angle alpha is preferably 50-70 degrees and can be adjusted according to actual conditions.
What needs to be clarified is: the power module 308 may be a battery pack.
What needs to be clarified is: the control circuit board 307 can output different currents/voltages as required to ensure that the invention is suitable for different plant seedling dividing. The operation is simple, parts do not need to be replaced, and the cost is greatly reduced.
What needs to be clarified is: the control circuit board 307 is capable of adjusting the current/voltage supplied to the coil body 306, which is a common technical means in the art, and will not be described herein.
Preferably, the distance measuring assembly 305 includes a displacement sensor 3051 disposed on the slider 303 on the opposite side of the permanent magnet base 304 and a fixed plate 3052 disposed on the slider 302 on the opposite side of the coil body 306 for displacement with reference to the slider 303.
What needs to be clarified is: the displacement sensor 3051 is a laser ranging sensor, and the fixing plate 3052 is fixed and used for measuring the displacement of the motion of the slider 303 in cooperation with the displacement sensor 3051.
Further, as shown in fig. 4 to 5, an outer dividing rod 4 capable of rotating towards the adjacent ridges of the field without harvesting plants along the axis of the contact rod 101 is arranged in the middle of the contact rod 101, and the outer dividing rod 4 protrudes towards the outer side of the net sheet 2 and is used for isolating plants to be harvested from plants without harvesting according to the distance between ridges.
Still further, the outer crop dividing rod 4 includes a first portion 401, a connecting ring 402 disposed at one end of the first portion 401, and a second portion 403 disposed at the other end of the first portion 401, where an inner diameter of the connecting ring 402 corresponds to a diameter of the contact rod 101, and a plurality of through holes I4021 are radially disposed on a cylindrical surface where the connecting ring 402 is connected to the first portion 401; the contact rod 101 is provided with a through hole II1012 matched with the through hole I4021 for installing pins; the first portion 401 and the second portion 403 have an included angle β, which is an obtuse angle.
What needs to be clarified is: the included angle beta is 120-150 degrees and can be adjusted according to actual conditions.
Still further, the outer crop dividing bar 4 is inclined upward along the first portion 401 to the second portion 403, and the angle between the outer crop dividing bar 4 and the contact bar 101 is 20 ° to 40 °.
Preferably, the outer crop dividing bar 4 is at an angle of 30 ° to the contact bar 101.
What needs to be clarified is: the outer crop dividing bar 4 may be provided in parallel with the contact bar 101, and is not limited to one or two. The judgment can be made according to the growth vigor of the millet, and the number of the outer crop dividing bars 4 is artificially increased or decreased.
What needs to be clarified is: the outer straw 4 inclines upwards along the first part 401 to the second part 403, so that the straw dividing action can be better performed, and the straw dividing efficiency is improved.
What needs to be clarified is: the directional descriptions described herein are all based on fig. 1.
The foregoing description of the preferred embodiment of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (3)
1. The utility model provides a but self-adjusting millet combine divider device, is including being used for separately harvesting millet and waiting to harvest frame (1) of millet, setting up in inside net piece (2) that are formed by articulated each other of quarter butt (201) of frame (1), its characterized in that: the frame (1) can shrink along the reverse direction of the advancing direction of the harvester according to the millet to be harvested, cross-linked and wound condition contacted by the frame (1), and a reset device (3) which can restore the shrunk frame (1) to the original state is arranged on the frame (1);
the frame (1) comprises a contact rod (101) for contacting the reaping millet, an upper cross beam (103) with one end hinged with the upper end of the contact rod (101), a swinging rod (104) with one end hinged with the other end of the upper cross beam (103), a middle cross beam (105) with one end hinged with the other end of the swinging rod (104), a supporting rod (106) with one end connected with the other end of the middle cross beam (105) and used for being fixed on a harvester cutting rack, and a lower cross beam (102) with one end connected with the other end of the supporting rod (106), wherein the other end of the lower cross beam is connected with the lower end of the contact rod (101); wherein, a reset device (3) which can dynamically keep the included angle alpha between the swinging rod (104) and the middle cross beam (105) unchanged is arranged between the swinging rod (104) and the middle cross beam (105);
the resetting device (3) comprises a movable rod (301), a sliding rod (302) which is vertically arranged on the middle cross beam (105), a sliding block (303) which can reciprocate up and down on the sliding rod (302), a permanent magnet base (304) which is arranged on the sliding block (303) and is close to one end of the middle cross beam (105), a distance measuring component (305) which is used for measuring the moving distance of the sliding block (303), a coil body (306) which is arranged on the sliding rod (302) and is close to the junction of the sliding rod (302) and the middle cross beam (105) and is used for generating repulsive force on the permanent magnet base (304), a control circuit board (307) which is electrically connected with the coil body (306) and the distance measuring component (305), and a power module (308) which is used for supplying power for the distance measuring component (305) and the control circuit board (307);
wherein, two ends of the movable rod (301) are respectively hinged on the swinging rod (104) and the sliding block (303);
the distance measuring assembly (305) is used for detecting displacement of the sliding block (303) caused by the movement of the swing rod (104) to the middle cross beam (105) during seedling dividing, and storing displacement data in the control circuit board (307); the control circuit board (307) is used for supplying power to the coil body (306) in a normal state, so that an included angle alpha between the swinging rod (104) and the middle cross beam (105) is ensured; the control circuit board (307) is also used for providing larger current/voltage for the coil body (306) in the seedling dividing completion state, so that the displacement data detected by the sliding block (303) reset distance measuring assembly (305) returns to the initial position before seedling dividing of the sliding block (303), and the dynamic consistency of the included angle alpha between the swinging rod (104) and the middle cross beam (105) is ensured;
the distance measuring assembly (305) comprises a displacement sensor (3051) arranged on the sliding block (303) and positioned on the opposite side of the permanent magnet base (304), and a fixed plate (3052) arranged on the sliding rod (302) and positioned on the opposite side of the coil body (306) and used for referring to the displacement of the sliding block (303);
the middle part of the contact rod (101) is provided with an outer grain dividing rod (4) which can rotate towards adjacent ridges to be harvested along the axis of the contact rod (101), and the outer grain dividing rod (4) protrudes towards the outer side of the net piece (2) and is used for separating harvested grains from the grains to be harvested according to the distance between the ridges;
the outer straw (4) comprises a first part (401), a connecting ring (402) arranged at one end of the first part (401) and a second part (403) arranged at the other end of the first part (401), wherein the inner diameter of the connecting ring (402) corresponds to the diameter of the contact rod (101), and a plurality of through holes I (4021) are radially arranged on the cylindrical surface of the connecting part of the connecting ring (402) and the first part (401); the contact rod (101) is provided with a through hole II (1012) which is matched with the through hole I (4021) and is used for installing a pin; the included angle between the first part (401) and the second part (403) is beta, and beta is an obtuse angle.
2. A self-adjusting grain divider assembly of a grain combine as set forth in claim 1, wherein: arc-shaped ends (1011) are arranged at two ends of the contact rod (101).
3. A self-adjusting grain divider assembly of a grain combine as set forth in claim 1, wherein: the outer straw (4) is inclined upwards along the first part (401) to the second part (403), and the included angle between the outer straw (4) and the contact rod (101) is 20-40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710911815.9A CN107509465B (en) | 2017-09-29 | 2017-09-29 | Divider device of self-adjustable millet combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710911815.9A CN107509465B (en) | 2017-09-29 | 2017-09-29 | Divider device of self-adjustable millet combine harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107509465A CN107509465A (en) | 2017-12-26 |
| CN107509465B true CN107509465B (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710911815.9A Active CN107509465B (en) | 2017-09-29 | 2017-09-29 | Divider device of self-adjustable millet combine harvester |
Country Status (1)
| Country | Link |
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| CN (1) | CN107509465B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108156939B (en) * | 2018-02-06 | 2023-12-22 | 河南科技大学 | Elastic seedling dividing device of millet combine harvester |
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| DE3231953A1 (en) * | 1982-08-27 | 1984-03-01 | Alois Pöttinger Landmaschinen-Gesellschaft m.b.H., 8900 Augsburg | Maize chopper with forage-lifting worm |
| CN2779572Y (en) * | 2004-09-14 | 2006-05-10 | 北京理工大学 | Magnetic replacement type electromagnetism executor |
| JP2008161124A (en) * | 2006-12-28 | 2008-07-17 | Iseki & Co Ltd | Harvester |
| CN203942799U (en) * | 2013-12-30 | 2014-11-19 | 重庆市家创扬帆科技有限公司 | High stationarity combine |
| CN104541787A (en) * | 2014-12-25 | 2015-04-29 | 中联重机股份有限公司 | Nearside divider, agricultural machinery with nearside divider and method for preventing crop loss |
| CN204598717U (en) * | 2014-12-25 | 2015-09-02 | 中联重机股份有限公司 | A kind of nearside divider and there is its agricultural machinery |
| CN105075504A (en) * | 2015-09-02 | 2015-11-25 | 星光农机股份有限公司 | Header and harvesting system of millet harvester and millet harvester |
| CN107155524A (en) * | 2017-06-21 | 2017-09-15 | 合肥助航生态农业科技有限公司 | A kind of elastic nearside divider |
| CN207219442U (en) * | 2017-09-29 | 2018-04-13 | 河南科技大学 | A kind of grain combine harvester nearside divider device |
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2017
- 2017-09-29 CN CN201710911815.9A patent/CN107509465B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3231953A1 (en) * | 1982-08-27 | 1984-03-01 | Alois Pöttinger Landmaschinen-Gesellschaft m.b.H., 8900 Augsburg | Maize chopper with forage-lifting worm |
| CN2779572Y (en) * | 2004-09-14 | 2006-05-10 | 北京理工大学 | Magnetic replacement type electromagnetism executor |
| JP2008161124A (en) * | 2006-12-28 | 2008-07-17 | Iseki & Co Ltd | Harvester |
| CN203942799U (en) * | 2013-12-30 | 2014-11-19 | 重庆市家创扬帆科技有限公司 | High stationarity combine |
| CN104541787A (en) * | 2014-12-25 | 2015-04-29 | 中联重机股份有限公司 | Nearside divider, agricultural machinery with nearside divider and method for preventing crop loss |
| CN204598717U (en) * | 2014-12-25 | 2015-09-02 | 中联重机股份有限公司 | A kind of nearside divider and there is its agricultural machinery |
| CN105075504A (en) * | 2015-09-02 | 2015-11-25 | 星光农机股份有限公司 | Header and harvesting system of millet harvester and millet harvester |
| CN107155524A (en) * | 2017-06-21 | 2017-09-15 | 合肥助航生态农业科技有限公司 | A kind of elastic nearside divider |
| CN207219442U (en) * | 2017-09-29 | 2018-04-13 | 河南科技大学 | A kind of grain combine harvester nearside divider device |
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| CN107509465A (en) | 2017-12-26 |
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