CN113273387A - Regenerated rice harvesting header with disc cutting knife and harvester provided with header - Google Patents
Regenerated rice harvesting header with disc cutting knife and harvester provided with header Download PDFInfo
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- CN113273387A CN113273387A CN202110383207.1A CN202110383207A CN113273387A CN 113273387 A CN113273387 A CN 113273387A CN 202110383207 A CN202110383207 A CN 202110383207A CN 113273387 A CN113273387 A CN 113273387A
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- cutter
- disc
- header
- stubble
- disc cutter
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D47/00—Headers for topping of plants, e.g. stalks with ears
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Abstract
The invention provides a regenerated rice harvesting header with a disc cutter and a harvester provided with the header, comprising a disc cutter, a header frame, a spike head cutter and a stubble cutter; the spike head cutter is arranged at the front end of the header frame, the disc cutter is arranged below the header frame and is positioned below the rear part of the spike head cutter, and the stubble cutter is used for being hinged on a chassis of the harvester and is positioned below the rear part of the disc cutter. The disc cutter is matched with the spike head cutter and the stubble cutter, so that the straw-to-grain ratio of materials can be reduced, the power consumption of the harvester is reduced, the stubble height is ensured to meet the growth requirement of the ratooning rice in the regeneration season, the disc cutter is used for cutting the stalks between the spike head cutter and the stubble cutter for one time, overlong stalks are prevented from falling into a field and the long stalks are prevented from being accumulated on the stubble cutter, the stalks are returned to the field, the smooth work of the stubble cutter is guaranteed, the market requirement is met, and the stubble cutter has a wide application prospect.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a regenerated rice harvesting header with a disc cutter and a harvester with the header.
Background
The regenerated rice is a special rice planting mode, is suitable for planting double-cropping rice in regions with insufficient sunlight and heat, but has the advantages of saving labor, seeds, water, fertilizer, medicine, seedling fields and the like in planting surplus single-cropping rice, is an important measure for improving the land cropping index and ensuring the food safety in China, and has great popularization prospect in China. The harvest period of the ratoon rice is divided into two seasons, when the first season rice is harvested, one third part of rice stumps and root systems under plants need to be reserved, and one season rice is grown after fertilization and cultivation. The harvest of present regeneration first season mainly relies on the manual work or follows to reap with current harvester, and main existence problem has: the manual harvesting wastes time and labor, and the problems of power waste, large grinding ratio of 40-50%, large damage of rice piles and the like exist when the existing harvester is adopted for harvesting, so that the popularization and planting of the ratoon rice are seriously restricted.
For example, utility model CN201820287659.3 discloses a four-wheel drive low-rolling ratooning rice harvester, which comprises a high-ground-clearance four-wheel drive chassis, a header, a conveying part, a threshing part, a granary and other parts, the invention reduces the rolling rate and the damage of the chassis to rice stakes by adopting narrow wheels of paddy field and high-ground-clearance chassis, but the working efficiency is lower; the utility model patent CN201620804158.9 discloses a variable wheel base ratoon rice harvester of drive wheel, including the chassis, the chassis front end is provided with a pair of front wheel, and the chassis rear end is provided with a rear wheel, chassis front end bottom both sides are provided with the telescopic machanism that the control corresponds the side front wheel lateral shifting respectively, the chassis front end still is equipped with one and the thresher, though this invention realizes dodging the rice stake through adjusting the drive wheel, but because it adopts ordinary walking wheel so can't satisfy and adapt to various production conditions, and this machine does not establish the grain tank, and work efficiency is low.
Disclosure of Invention
Aiming at the technical problem, the invention provides a regenerated rice harvesting header with a disc cutter and a harvester provided with the header; the disc cutter is matched with the spike head cutter and the stubble cutter, so that the straw-to-grain ratio of materials can be reduced, the power consumption of the harvester is reduced, the stubble height is ensured to meet the growth requirement of the ratooning rice in the regeneration season, the disc cutter is used for cutting the stalks between the spike head cutter and the stubble cutter for one time, overlong stalks are prevented from falling into a field and the long stalks are prevented from being accumulated on the stubble cutter, the stalks are returned to the field, the smooth work of the stubble cutter is guaranteed, the market requirement is met, and the stubble cutter has a wide application prospect.
The invention is realized by the following technical scheme: a disc cutter regenerated rice harvesting header comprises a disc cutter, a header frame, a spike head cutter and a stubble cutter;
the spike head cutter is arranged at the front end of the header frame, the disc cutter is arranged below the header frame and is positioned below the rear part of the spike head cutter, and the stubble cutter is used for being hinged on a chassis of the harvester and is positioned below the rear part of the disc cutter.
In the scheme, the disc cutter comprises a plurality of disc cutter assemblies, a cutter shaft, a cutter bearing seat, a mounting plate, a cutter bevel gear, a transmission shaft and a transmission shaft bearing; the disc cutting knife subassembly is installed in cutting arbor one end, the cutting arbor other end is installed on the mounting panel through cutting arbor bearing, the mounting panel is installed at header frame lower extreme, cutting knife bevel gear is installed to cutting arbor lower extreme, cutting knife bevel gear and transmission bevel gear meshing transmission, transmission bevel gear installs on the transmission shaft, the transmission shaft both ends are installed on the mounting panel through the propeller shaft bearing respectively, transmission shaft one end is equipped with drive arrangement, and drive arrangement is used for providing rotary power.
In the above scheme, the disc cutter comprises a plurality of groups of disc cutter assemblies, and cutters between adjacent disc cutter assemblies are overlapped.
Furthermore, the disc cutter assembly comprises a cutter, a cutter disc and cutter disc spokes; the cutting knife is installed at the cutter head both ends, the peripheral welding of cutter head has the cutter head spoke.
In the scheme, the ear head cutter and the stubble cutter are both reciprocating cutters.
In the scheme, the disc cutter assembly is arranged at one end of the cutter shaft through a flange.
In the scheme, two ends of the mounting plate are respectively connected with a connecting plate, and the upper end of the connecting plate is connected to the lower end of the header frame.
In the above scheme, the driving device is a hydraulic transmission assembly.
A harvester, which comprises the regenerated rice harvesting header with a disc cutter.
Compared with the prior art, the invention has the beneficial effects that: the disc cutter can cut the stalks between the spike head cutter and the stubble cutter at one time, avoids overlong stalks from falling into fields and accumulation of the overlong stalks on the stubble cutter, and provides guarantee for returning the stalks to the fields and smooth work of the stubble cutter. The ear head cutter only harvests the ear heads with a small amount of stalks, can realize the size reduction of working components such as a header, a threshing device, a cleaning device and the like, reduces vibration and required power consumption, and is favorable for realizing the light weight and miniaturization of the whole machine. The straw shifting spokes are welded on the cutter head, so that stems falling on the cutter head can be quickly thrown off, and smooth work of the harvester is guaranteed. The stubble cutter can cut the stalks at the required height, and the agronomic aspect meets the growth requirement of the rice in the regeneration season.
Drawings
Fig. 1 is a schematic structural view of a circular cutter ratooned rice harvesting header according to an embodiment of the invention.
FIG. 2 is a schematic diagram of a base cutter configuration according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a circular cutter assembly according to an embodiment of the present invention.
In the figure: 1. a base cutter; 2. a header frame; 3. a spike head cutter; 4. a stubble cutter is left; 1-1, a disc cutter assembly; 1-2, flanges; 1-3, cutting the cutter shaft; 1-4, a cutting knife bearing seat; 1-5, mounting a plate; 1-6, connecting plates; 1-7, cutting knife bevel gear; 1-8, a transmission bevel gear; 1-9, a transmission shaft; 1-10, a propeller shaft bearing; 1-11, a hydraulic transmission component; 1-1-1, a cutter; 1-1-2, a cutter head; 1-1-3, cutter head spokes; 5. a chassis.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "axial," "radial," "vertical," "horizontal," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
Fig. 1 shows a preferred embodiment of the disc cutter rice harvesting header, which comprises a disc cutter 1, a header frame 2, a spike head cutter 3 and a stubble cutter 4. Wherein, circle cutterbar 1 is installed in header frame 2 below, and is located spike head cutterbar 3 rear lower place, and spike head cutterbar 3 is installed in header frame 2 front end, leaves stubble cutterbar 4 and is used for articulating on the harvester chassis and is located circle cutterbar 1 below rear.
As shown in fig. 2, the disc cutter 1 comprises a plurality of disc cutter assemblies 1-1, flanges 1-2, cutter shafts 1-3, cutter bearing seats 1-4, mounting plates 1-5, connecting plates 1-6, cutter bevel gears 1-7, transmission bevel gears 1-8, transmission shafts 1-9, transmission shaft bearings 1-10 and a driving device; the disc cutter assembly 1-1 is arranged at one end of a cutter shaft 1-3 through a flange 1-2, the other end of the cutter shaft 1-3 is arranged on a mounting plate 1-5 through a cutter shaft bearing 1-4, two ends of the mounting plate 1-5 are respectively connected with a connecting plate 1-6, the upper end of the connecting plate 1-6 is connected with the lower end of a header frame 2, the lower end of the cutter shaft 1-3 is provided with a cutter bevel gear 1-7, the cutter bevel gear 1-7 is in meshing transmission with a transmission bevel gear 1-8, the transmission bevel gear 1-8 is arranged on a transmission shaft 1-9, two ends of the transmission shaft 1-9 are respectively arranged on the mounting plate 1-5 through a transmission shaft bearing 1-10, one end of the transmission shaft 1-9 is provided with a driving device, preferably, the drive means is a hydraulic transmission assembly 1-11 for providing rotational power.
As shown in FIG. 3, the base cutter 1 comprises a plurality of base cutter assemblies 2, and cutters 1-1-1 between adjacent base cutter assemblies 1-1 are overlapped.
As shown in fig. 3, the disc cutter assembly 1-1 comprises cutters 1-1-1 and a cutter head 1-1-2 and cutter head spokes 1-1-3, the cutters 1-1-1 are installed at two ends of the cutter head 1-1-2, the cutter head spokes 1-1-3 are welded on the periphery of the cutter head 1-1-2, and stems falling on the cutter head are thrown off rapidly to prevent cutter blockage.
Preferably, the ear head cutter 3 and the stubble cutter 4 are both reciprocating cutters.
As shown in fig. 1, in operation, the spike cutter 3 mounted on the header frame 2 cuts off the rice stalks at a spike cutting height H1, the spikes with only a small amount of stalks fall into the header frame 2, the disc cutter 1 cuts the rice stalks again at a grass chopping height H2 as the harvester advances, the cut rice stalks fall on the cutter disc 1-1-2 and are quickly thrown off by the cutter disc spokes 1-1-3 as the cutter disc 1-1-2 rotates, and the remaining rice stalks are cut again by the stubble cutter 4 at a stubble reserving height H3 as the harvester continues to advance.
The base cutter 1 is located in the middle of ear head cutterbar 3 and the stubble cutterbar 4 on vertical direction, can carry out the cutting once to the stalk between ear head cutterbar 3 and the stubble cutterbar 4, has avoided the overlength stalk to fall into the field and long stalk piles up on leaving the stubble cutterbar, provides the guarantee for stalk still field, leaves the smooth and easy work of stubble cutterbar 4.
The ear head cutter 3 harvests ear heads with a small amount of stalks, namely, materials with low straw-to-grain ratio, more seeds and less stalks, most of the ratooning rice is early rice, the seed connection force is small, and the threshing is easy, so that the size of the whole harvester can be reduced to a certain degree, the required power consumption is reduced, and the lightweight and miniaturization of the whole harvester are facilitated.
The disc cutter 1 is arranged below the header frame 2 and behind the spike cutter 3, and can cut the stalks once after the spike cutter 3 cuts off the spikes and before the stubble cutter 4 cuts the stalks, thereby avoiding overlong stalks falling into the field and accumulation of long stalks on the stubble cutter, and providing guarantee for returning the stalks to the field and smooth work of the stubble cutter 4; the ear head cutter 3 is arranged at the front end of the header frame 2, and only the ear head part of the rice with a small amount of stalks is harvested during working, so that the material straw-to-grain ratio and the power consumption of subsequent working parts can be effectively reduced; the stubble cutter 4 is hinged on the harvester chassis 5 and positioned behind and below the disc cutter 1, and can cut off stalks at the upper end of the two inverted sections of rice, so that the stubble height is suitable for the growth of rice in the regeneration season. The invention reduces the power consumption of the harvester by reducing the straw-to-grain ratio of materials, ensures that the stubble height meets the growth requirement of the ratooning rice in the regeneration season, and utilizes the disc cutter 1 to cut the stalks between the spike cutter 3 and the stubble cutter 4 at one time, thereby avoiding overlong stalks from falling into the field and the accumulation of the long stalks on the stubble cutter 4, providing guarantee for returning the stalks to the field and smooth work of the stubble cutter 4, and the disc cutter harvester for the ratooning rice has wide application prospect.
Example 2
A harvester comprising the disc cutter regenerated rice harvesting header of embodiment 1, thereby having the advantages of embodiment 1, and will not be described herein.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein may be combined as suitable to form other embodiments, as will be appreciated by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (9)
1. A disc cutter regenerated rice harvesting header is characterized by comprising a disc cutter (1), a header frame (2), a spike head cutter (3) and a stubble cutter (4);
spike head cutterbar (3) are installed at header frame (2) front end, and circle disc cutter (1) are installed in header frame (2) below, and are located spike head cutterbar (3) rear lower place, leave stubble cutterbar (4) and are used for articulating on chassis (5) of harvester and are located circle disc cutter (1) rear lower place.
2. The disc cutter ratooning rice harvesting header as claimed in claim 1, wherein the disc cutter (1) comprises a plurality of disc cutter assemblies (1-1), cutter shafts (1-3), cutter bearing seats (1-4), mounting plates (1-5), cutter bevel gears (1-7), drive bevel gears (1-8), drive shafts (1-9) and drive shaft bearings (1-10); the cutting device is characterized in that the disc cutting knife assembly (1-1) is installed at one end of a cutting knife shaft (1-3), the other end of the cutting knife shaft (1-3) is installed on an installation plate (1-5) through a cutting knife bearing seat (1-4), the installation plate (1-5) is installed at the lower end of a header rack (2), a cutting knife bevel gear (1-7) is installed at the lower end of the cutting knife shaft (1-3), the cutting knife bevel gear (1-7) is in meshing transmission with a transmission bevel gear (1-8), the transmission bevel gear (1-8) is installed on a transmission shaft (1-9), two ends of the transmission shaft (1-9) are respectively installed on the installation plate (1-5) through transmission shaft bearings (1-10), and one end of the transmission shaft (1-9) is provided with a driving device, the driving device is used for providing rotary power.
3. The disc cutter regenerated rice harvesting header as claimed in claim 1, characterized in that the disc cutters (1) comprise multiple sets of disc cutter assemblies (1-1) and that there is an overlap of cutters (1-1-1) between adjacent disc cutter assemblies (1-1).
4. The disc cutter ratooned rice harvesting header as claimed in claim 3, wherein the disc cutter assembly (1-1) comprises cutters (1-1-1), a cutter head (1-1-2) and cutter head spokes (1-1-3); the cutting knife (1-1-1) is installed at two ends of the cutter head (1-1-2), and cutter head spokes (1-1-3) are welded on the periphery of the cutter head (1-1-2).
5. The disc cutter regenerated rice harvesting header as claimed in claim 1, characterized in that the ear head cutter (3) and the stubble cutter (4) are both reciprocating cutters.
6. The disc cutter ratooning rice harvesting header as claimed in claim 2, wherein the disc cutter assembly (1-1) is mounted at one end of a cutter shaft (1-3) by means of a flange (1-2).
7. The harvesting header of the ratooned rice with round disc cutters as claimed in claim 2, characterized in that two ends of the mounting plate (1-5) are respectively connected with a connecting plate (1-6), and the upper end of the connecting plate (1-6) is connected with the lower end of the header frame (2).
8. The circular cutter ratooned rice harvesting header as claimed in claim 2, wherein the driving means is a hydraulic transmission assembly (1-11).
9. A harvester comprising a disc cutter regenerative rice harvesting header as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110383207.1A CN113273387A (en) | 2021-04-09 | 2021-04-09 | Regenerated rice harvesting header with disc cutting knife and harvester provided with header |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110383207.1A CN113273387A (en) | 2021-04-09 | 2021-04-09 | Regenerated rice harvesting header with disc cutting knife and harvester provided with header |
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| CN113273387A true CN113273387A (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110383207.1A Pending CN113273387A (en) | 2021-04-09 | 2021-04-09 | Regenerated rice harvesting header with disc cutting knife and harvester provided with header |
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| CN (1) | CN113273387A (en) |
Cited By (1)
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| CN114946410A (en) * | 2021-11-10 | 2022-08-30 | 江苏大学 | Ratoon rice harvesting header and harvester provided with header |
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2021
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114946410A (en) * | 2021-11-10 | 2022-08-30 | 江苏大学 | Ratoon rice harvesting header and harvester provided with header |
| WO2023082490A1 (en) * | 2021-11-10 | 2023-05-19 | 江苏大学 | Regeneration rice harvesting header and harvester mounted with regeneration rice harvesting header |
| CN114946410B (en) * | 2021-11-10 | 2023-09-26 | 江苏大学 | Harvesting header for ratoon rice and harvester provided with harvesting header |
| US12075727B2 (en) | 2021-11-10 | 2024-09-03 | Jiangsu University | Ratooning rice harvesting header and harvester including the same |
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Application publication date: 20210820 |