CN106489416B - Weeding machine - Google Patents
Weeding machine Download PDFInfo
- Publication number
- CN106489416B CN106489416B CN201710015680.8A CN201710015680A CN106489416B CN 106489416 B CN106489416 B CN 106489416B CN 201710015680 A CN201710015680 A CN 201710015680A CN 106489416 B CN106489416 B CN 106489416B
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- China
- Prior art keywords
- shell
- crank
- knife rest
- machine body
- belt
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
- A01D34/8355—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for cutting up or crushing remaining standing stalks, e.g. stubble
-
- 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
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
Abstract
The invention discloses a weeding machine, which comprises a machine body and travelling wheels arranged below the machine body, wherein a knife rest is arranged below the front end of the machine body, the front end of the knife rest is fixedly connected with a shovel blade extending towards the obliquely lower direction, the left side and the right side of the knife rest are respectively provided with a knife rest swinging mechanism and a knife rest driving mechanism, the knife rest swinging mechanism comprises at least two rockers which are arranged at intervals along the front-back direction and in parallel, the two ends of each rocker are respectively hinged to the machine body and the knife rest, the knife rest driving mechanism comprises a crank connecting rod structure, the crank connecting rod structure comprises a crank which is connected to the machine body in a rotating way and a connecting rod which is hinged to the other end of the crank, the other end of the connecting rod is hinged to the knife rest and can drive the knife rest to swing, and the machine body is fixedly connected with a power device and can drive the crank to rotate. The invention has simple structure and convenient use, can destroy the root of the weeds, ensures that the weeds are not easy to regrow, and simultaneously reduces the damage to the soil morphology.
Description
Technical Field
The invention relates to a weeding device, in particular to a weeding machine.
Background
At present, the main means of weeding are three modes of herbicide spraying, manual weeding and herbicide weeding. Because the herbicide has a large amount of harmful substances, the herbicide can damage the geology, has low efficiency and high cost of manual weeding, and is widely used for weeding. The existing weeding machine mainly comprises a machine body part, a transmission part and a weeding part, wherein the weeding part comprises a main shaft connected with the transmission part and a cutterhead used for weeding, and the main shaft transmits power to the cutterhead to enable the cutterhead to rotate, so that the weeding function is achieved. However, the weeding machine only cuts off the stem parts of weeds above the soil, the roots of the weeds remain in the soil, the cut weeds can germinate and grow rapidly, and the purpose of radical control cannot be achieved. In addition, there is a rotary cultivator type grass remover which can destroy the root of weeds in soil, but can seriously destroy the shape of the soil.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to solve the technical problems that: how to provide a weeder which can destroy roots of weeds and reduce damage to soil morphology.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a weeder, includes organism and installs the walking wheel in the organism below, its characterized in that: the lower part that is located the organism front end is provided with the knife rest, the front end fixedly connected with of knife rest is towards the shovel blade that extends of oblique below, the left and right sides of knife rest all is provided with knife rest swing mechanism and knife rest actuating mechanism, knife rest swing mechanism includes two at least along the front and back direction interval and parallel arrangement's rocker, the both ends of rocker are articulated respectively to be connected on organism and knife rest, knife rest actuating mechanism includes crank connecting rod structure, crank connecting rod mechanism is including rotating the crank of connecting on the organism and the connecting rod of articulated connection with the crank other end, the other end of connecting rod is articulated to be connected on the knife rest and can drive the knife rest and make swinging motion, still fixedly connected with power device and can drive the crank rotation on the organism, when the knife rest is located the extreme low point of swing position, the position of shovel blade is less than the extreme low point of walking wheel.
In the invention, the crank, the connecting rod and the rocker are combined to form a crank rocker mechanism, when the power device drives the crank to rotate, the connecting rod can drive the rocker to do reciprocating swing, and then the shovel blade on the tool rest is controlled to do reciprocating swing back and forth. In the process of swinging the tool rest from back to front, the shovel blade swings from the highest point to the lowest point, in the process, the shovel blade is shoveled into the soil, the shovel blade continues to swing, and swings from the lowest point to the highest point, in the process, the shovel blade can shovel up the floating soil on the surface layer of the soil, and meanwhile, the roots of weeds in the soil are shoveled. And then the shovel blade swings backwards again, returns to the rear end, swings repeatedly and circularly executes the weeding function. Therefore, only the floating soil on the surface layer of the soil is shoveled, the damage to the soil form is reduced, the roots of weeds are damaged, and the growth rate of the weeds is reduced.
As optimization, the machine body comprises a shell and two racks which are arranged at intervals left and right and extend along the front-rear direction, the left end and the right end of the shell are respectively and fixedly connected to the two racks, a weed feeding device is arranged in the shell and comprises a rotating shaft which is positioned between the two racks and above the tool rest, the rotating shaft is arranged at intervals left and right, the two ends of the rotating shaft are respectively connected to the two racks in a rotating way, a plurality of rows of straw winding ropes are arranged on the rotating shaft at intervals along the circumferential direction of the rotating shaft, each row of straw winding ropes comprises a plurality of ropes which are fixed on the rotating shaft at intervals along the axial direction of the rotating shaft, and the length of each rope is smaller than the distance between the rotating shaft and the tool rest;
the grass smashing device is further arranged in the shell and comprises a cylindrical shell which is positioned behind the weed feeding device and arranged along the left-right direction, two ends of the cylindrical shell are respectively and fixedly connected to the shell, a cutter shaft which is connected with the cylindrical shell in a rotating way is coaxially arranged in the cylindrical shell, a plurality of grass smashing cutters for smashing weeds are arranged on the cutter shaft, a strip-shaped feeding hole is formed in the front part of the cylindrical shell along the axial direction of the cylindrical shell, a strip-shaped discharging hole is formed in the bottom of the cylindrical shell along the axial direction of the cylindrical shell, a belt conveying device is further arranged in the shell and between the weed feeding device and the grass smashing device, the belt conveying device comprises a belt and two conveying shafts which are arranged at intervals in the front-back direction and extend along the left-right direction, the belt is wound on the two conveying shafts, two ends of the two conveying shafts are respectively connected to the shell in a rotating way, the output end of the belt corresponds to the strip-shaped feeding hole, the input end of the belt corresponds to the rear end of the weed feeding device, and the belt is positioned outside the rotating range of the grass coiling rope;
the power device is respectively connected with the crank, the rotating shaft, the cutter shaft and the conveying shaft in a transmission way through a transmission mechanism.
The in-process of weeding of shovel blade, weeds feeding device can carry the weeds that shovel out towards the rear, and wherein, pivot orientation rear rotates, and the reel straw rope on it can follow the pivot and rotate together, and the rope can be acted on the weeds that are shoveled out at rotatory in-process, brings the weeds to the rear. During the process of being involved in the rear part of weeds, a part of soil blocks of the roots of the weeds can fall off, so that the damage to the soil form is further reduced. Weeds are wound on the rear belt conveying device, the belt conveys the weeds to the strip-shaped feeding opening of the cylindrical shell of the grass crushing device, the cutter shaft in the cylindrical shell rotates, the grass crushing cutter is used for crushing the weeds, the chopped grass scraps fall out to the ground from the strip-shaped discharging opening, and the crushed grass scraps can be used as fertilizer after being decomposed, so that the soil fertility is improved.
As the optimization, still be provided with clod reducing mechanism in the shell, clod reducing mechanism is including being located weeds feeding device with the connecting plate between the belt conveyor, the left and right sides both ends of connecting plate are fixed connection respectively on the shell, the rear end of connecting plate with the input of belt is corresponding, the front end slant of connecting plate go up set up and with weeds feeding device's rear end is corresponding, the front end of connecting plate is along controlling the direction interval fixedly connected with many inserted pins, the inserted pin extends the setting along connecting plate incline direction and stretches into in the rotation scope of reel straw rope, the rope can pass between two adjacent inserted pins. In the process of rolling up weeds by the feeding device, a part of soil blocks are wound with roots of the weeds and cannot fall off. The weed feeding device and the belt conveying device are provided with a connecting plate, the front end of the connecting plate is provided with a plug pin, weed roots are poked on the plug pin after being rolled in, soil blocks wound on the weed roots are removed, and finally, the weeds incline downwards to the belt conveying device along the connecting plate.
In summary, the beneficial effects of the invention are as follows: the invention has simple structure and convenient use, can destroy the root of the weeds, ensures that the weeds are not easy to regrow, and simultaneously reduces the damage to the soil morphology.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a three-dimensional view of the present invention;
fig. 2 is a three-dimensional view of the internal structure of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the weeding machine in this embodiment includes a machine body and a travelling wheel 1 installed below the machine body, a knife rest 2 is provided below the front end of the machine body, the front end of the knife rest 2 is fixedly connected with a shovel blade 3 extending towards the oblique lower direction, the left and right sides of the knife rest 2 are both provided with a knife rest swinging mechanism and a knife rest driving mechanism, the knife rest swinging mechanism includes at least two rockers 4 which are arranged at intervals in the front-back direction and are parallel, two ends of the rockers 4 are respectively hinged on the machine body and the knife rest 2, the knife rest driving mechanism includes a crank connecting rod structure, the crank connecting rod mechanism includes a crank 5 which is rotatably connected on the machine body and a connecting rod 6 which is hinged with the other end of the crank 5, the other end of the connecting rod 6 is hinged on the knife rest 2 and can drive the knife rest 2 to do swinging motion, the machine body is fixedly connected with a power device 7 and can drive the crank 5 to rotate, and when the knife rest 2 is located at the lowest point of the swinging position, the shovel blade 3 is lower than the lowest point of the travelling wheel 1.
In this specific embodiment, the machine body includes a housing 8 and two frames 9 that are spaced left and right and extend along the front and rear direction, the left and right ends of the housing 8 are respectively fixedly connected to the two frames 9, a weed feeding device is disposed in the housing 8, the weed feeding device includes a rotating shaft 10 that is disposed between the two frames 9 and above the tool rest 2, the rotating shaft 10 extends along the left and right direction, two ends of the rotating shaft 10 are respectively connected to the two frames 9 in a rotating manner, multiple rows of straw winding ropes are disposed on the rotating shaft 10 along the circumferential direction at intervals, each row of straw winding ropes includes multiple ropes 11 that are fixed on the rotating shaft 10 along the axial direction of the rotating shaft 10 at intervals, and the length of each rope 11 is smaller than the distance from the rotating shaft 10 to the tool rest 2;
the weed smashing device is further arranged in the shell 8, the weed smashing device comprises a cylindrical shell 12 which is positioned behind the weed feeding device and is arranged along the left-right direction, two ends of the cylindrical shell 12 are respectively and fixedly connected to the shell 8, cutter shafts which are connected with the cylindrical shell 12 in a rotating mode are coaxially arranged in the cylindrical shell 12, a plurality of weed smashing cutters for smashing weeds are arranged on the cutter shafts, a strip-shaped feeding port is arranged at the front part of the cylindrical shell 12 along the axial direction of the cylindrical shell, a strip-shaped discharging port is arranged at the bottom of the cylindrical shell 12 along the axial direction of the cylindrical shell, a belt conveying device is further arranged in the shell 8 and between the weed feeding device and the weed smashing device, the belt conveying device comprises a belt 13 and two conveying shafts which are arranged at intervals in the front-back direction and extend along the left-right direction, the belt 13 is wound on the two conveying shafts, two ends of the two conveying shafts are respectively and rotatably connected to the shell 8, the output ends of the belt 13 correspond to the feeding port, the input ends of the belt 13 correspond to the rear ends of the weed feeding device, and the belt 13 is positioned outside the rotation range of the weed coiling rope;
the power device 7 is respectively connected with the crank 5, the rotating shaft 10, the cutter shaft and the conveying shaft in a transmission way through a transmission mechanism.
In this embodiment, still be provided with clod reducing mechanism in the shell 8, clod reducing mechanism including being located weed feeding device with the connecting plate 14 between the belt conveyor, the left and right sides both ends of connecting plate 14 are fixed connection respectively on shell 8, the rear end of connecting plate 14 with the input of belt 13 corresponds, the front end slant of connecting plate 14 set up and with weed feeding device's rear end corresponds, the front end of connecting plate 14 is along controlling the interval fixedly connected with many inserted pins 15, inserted pins 15 extend the setting along connecting plate 14 incline direction and stretch into in the rotation range of grass winding rope, rope 11 can follow between two adjacent inserted pins 15.
In the concrete implementation process, a press roller 16 is arranged at the rear of the machine body in a left-right extending mode, two ends of the press roller 16 are respectively connected with a connecting rod 17 in a rotating mode, and the other ends of the connecting rods 17 are respectively correspondingly hinged to the two frames 9. The compression roller 16 is arranged at the rear of the machine body, so that the front chopped weeds and the shoveled floating soil can be rolled again, the soil surface form is restored as much as possible, and the damage to the soil form in the weeding process is reduced.
Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (1)
1. The utility model provides a weeder, includes organism and installs the walking wheel in the organism below, its characterized in that: the front end of the cutter frame is fixedly connected with a shovel blade extending towards the obliquely lower direction, the left side and the right side of the cutter frame are respectively provided with a cutter frame swinging mechanism and a cutter frame driving mechanism, the cutter frame swinging mechanism comprises at least two rockers which are arranged at intervals along the front-back direction and in parallel, two ends of each rocker are respectively hinged on the machine body and the cutter frame, the cutter frame driving mechanism comprises a crank connecting rod structure, the crank connecting rod structure comprises a crank connected on the machine body in a rotating way and a connecting rod hinged with the other end of the crank, the other end of the connecting rod is hinged on the cutter frame and can drive the cutter frame to swing, the machine body is fixedly connected with a power device and can drive the crank to rotate, and when the cutter frame is positioned at the lowest point of the swinging position, the position of the shovel blade is lower than the lowest point of a travelling wheel;
the machine body comprises a shell and two racks which are arranged at intervals left and right and extend along the front-rear direction, the left end and the right end of the shell are respectively and fixedly connected to the two racks, a weed feeding device is arranged in the shell and comprises a rotating shaft which is positioned between the two racks and above a tool rest, the rotating shaft extends along the left-right direction, the two ends of the rotating shaft are respectively and rotatably connected to the two racks, a plurality of rows of straw winding ropes are arranged on the rotating shaft along the circumferential interval of the rotating shaft, each row of straw winding ropes comprises a plurality of ropes which are fixed on the rotating shaft along the axial direction of the rotating shaft at intervals, and the length of each rope is smaller than the distance between the rotating shaft and the tool rest;
the grass smashing device is further arranged in the shell and comprises a cylindrical shell which is positioned behind the weed feeding device and arranged along the left-right direction, two ends of the cylindrical shell are respectively and fixedly connected to the shell, a cutter shaft which is connected with the cylindrical shell in a rotating way is coaxially arranged in the cylindrical shell, a plurality of grass smashing cutters for smashing weeds are arranged on the cutter shaft, a strip-shaped feeding hole is formed in the front part of the cylindrical shell along the axial direction of the cylindrical shell, a strip-shaped discharging hole is formed in the bottom of the cylindrical shell along the axial direction of the cylindrical shell, a belt conveying device is further arranged in the shell and between the weed feeding device and the grass smashing device, the belt conveying device comprises a belt and two conveying shafts which are arranged at intervals in the front-back direction and extend along the left-right direction, the belt is wound on the two conveying shafts, two ends of the two conveying shafts are respectively connected to the shell in a rotating way, the output end of the belt corresponds to the strip-shaped feeding hole, the input end of the belt corresponds to the rear end of the weed feeding device, and the belt is positioned outside the rotating range of the grass coiling rope;
the power device is respectively connected with the crank, the rotating shaft, the cutter shaft and the conveying shaft in a transmission way through a transmission mechanism;
the device is characterized in that a soil block smashing device is further arranged in the shell, the soil block smashing device comprises a connecting plate located between the weed feeding device and the belt conveying device, the left end and the right end of the connecting plate are respectively and fixedly connected to the shell, the rear end of the connecting plate corresponds to the input end of the belt, the front end of the connecting plate is obliquely arranged upwards and corresponds to the rear end of the weed feeding device, a plurality of inserting nails are fixedly connected to the front end of the connecting plate at intervals along the left-right direction, the inserting nails extend along the oblique direction of the connecting plate and extend into the rotation range of the straw winding rope, and the rope can pass through between two adjacent inserting nails;
the rear of the machine body is provided with a compression roller in a left-right direction, two ends of the compression roller are respectively connected with a connecting rod in a rotating mode, and the other ends of the connecting rods are respectively correspondingly hinged to the two frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710015680.8A CN106489416B (en) | 2017-01-10 | 2017-01-10 | Weeding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710015680.8A CN106489416B (en) | 2017-01-10 | 2017-01-10 | Weeding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106489416A CN106489416A (en) | 2017-03-15 |
| CN106489416B true CN106489416B (en) | 2023-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710015680.8A Active CN106489416B (en) | 2017-01-10 | 2017-01-10 | Weeding machine |
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| CN (1) | CN106489416B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959318A (en) * | 2019-11-26 | 2020-04-07 | 王玉泉 | Furrow weeding device |
| CN112438085A (en) * | 2020-11-23 | 2021-03-05 | 武汉市农业科学院 | Weed prevention and control weeding device |
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