CN114766460A - Automatic steering mechanism based on self-propelled double-row paddy field weeder - Google Patents
Automatic steering mechanism based on self-propelled double-row paddy field weeder Download PDFInfo
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- CN114766460A CN114766460A CN202210586646.7A CN202210586646A CN114766460A CN 114766460 A CN114766460 A CN 114766460A CN 202210586646 A CN202210586646 A CN 202210586646A CN 114766460 A CN114766460 A CN 114766460A
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- gear
- screw rod
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- fixedly connected
- gyrator
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M21/00—Apparatus for the destruction of unwanted vegetation, e.g. weeds
- A01M21/02—Apparatus for mechanical destruction
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- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Insects & Arthropods (AREA)
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Abstract
An automatic steering mechanism based on a self-propelled double-row paddy field weeder belongs to agricultural machinery; a lifting motor and a rotating motor are fixedly arranged on a weeding machine, a supporting base and a supporting plate are fixedly connected above the weeding machine, a screw rod is hinged above the supporting base, a connector is respectively hinged with the supporting base and the screw rod, a gear C is fixedly connected with the screw rod, a gear A is respectively assembled with the lifting motor and the gear C, a chassis, a supporting rod and the supporting plate are fixedly connected, the chassis is respectively hinged with the screw rod and the gear D, a gear B is respectively assembled with the rotating motor and the gear D, a rotation limiting frame is fixedly arranged on the upper portion of the chassis, a screw rod gyrator and the screw rod which are inserted and assembled in the rotation limiting frame are assembled, a top cover is hinged on the upper portion of the screw rod gyrator, rotating rods are fixedly arranged on two sides of the center of the gear D, the rotating rods are inserted and assembled in a cylinder on the lower portion of the top cover, and a supporting frame fixedly connected with the top cover and a shell is assembled with a power supply and a weeding wheel assembly; the mechanism has the advantages of reasonable structure, in-situ steering, simple and convenient adjustment and operation and reduced operation cost.
Description
Technical Field
The invention belongs to agricultural machinery, and mainly relates to an operating mechanism on a self-propelled double-row paddy field weeding machine.
Background
Because the automatic steering mechanism of the paddy field weeding machine is not arranged on the structural design, the traditional paddy field weeding machine can not complete the steering and line changing operation, the steering and line changing of the paddy field weeding machine near the ridges can only be completed through manpower, and a small part of paddy field weeding machine has the steering and line changing functions, but still has the problems of large turning radius, high seedling injury rate, high labor intensity and the like.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an automatic steering mechanism based on a self-propelled double-row paddy field weeding machine, so that the purposes of low seedling injury rate, low operation cost and low operation labor intensity are achieved.
The purpose of the invention is realized by the following steps: a steering mechanism based on a self-propelled double-row paddy field weeder comprises the weeder, a power supply, a lifting motor and a rotating motor, wherein the lifting motor and the rotating motor are respectively and fixedly installed on the left side and the right side of the weeder, a supporting base is fixedly connected above the middle part of the weeder, the supporting base is fixedly connected with a supporting plate, a screw rod is hinged above the supporting base, a connector is respectively hinged with the supporting base and the screw rod, a gear C is fixedly connected with the screw rod, the connector is positioned between the supporting plate and the gear C, a gear A is assembled above the lifting motor, the gear A and the gear C are in meshing fit, a chassis positioned above the gear C and below the gear D is fixedly connected with the supporting plate through a supporting rod, the inner side and the outer side of the chassis are respectively hinged with the screw rod and the gear D, a gear B is assembled above the rotating motor, and the gear B and the gear D are in meshing fit, the rotation limiting frame is fixedly arranged on the upper part of the chassis, the lead screw gyrator is inserted and assembled in the rotation limiting frame in an axially movable manner, the lead screw gyrator and the rotation limiting frame do not rotate relatively, the lead screw is arranged in the lead screw gyrator in a threaded connection manner, the top cover is hinged to the upper part of the lead screw gyrator, the rotary rods are fixedly arranged on two sides of the center of the gear D, the rotary rods are inserted and assembled in the cylinder on the lower part of the top cover in an axially movable manner, the top cover is fixedly connected with the shell, the support frame is fixedly arranged on the lower part of the shell, and the upper part and the lower part of the support frame are respectively assembled with the power supply and the weed removal wheel assembly, so that the automatic steering mechanism based on the self-propelled double-row paddy field weed extractor is formed.
The self-propelled double-row paddy field weeder provided by the invention realizes automatic steering of the self-propelled double-row paddy field weeder, and has the characteristics of reasonable structure, in-situ steering, low seedling injury rate, simplicity and convenience in adjustment and operation, labor saving and operation cost reduction.
Drawings
FIG. 1 is a cross-sectional view of a core component of the steering mechanism;
FIG. 2 is a schematic view of the overall structure of an automatic steering mechanism based on a self-propelled double-row paddy field weeding machine;
FIG. 3 is a rear side view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
FIG. 5 is an assembly schematic of the lead screw gyrator and the rotation limiting bracket;
fig. 6 is a view of the steering mechanism 90 ° pivot steering process.
Description of the part numbers in the figures:
1. top cap, 2, shell, 3, rotation limiting frame, 4, gear D, 5, gear C, 6, support rod, 7, support plate, 8, weeding wheel assembly, 9, support base, 10, connector, 11, chassis, 12, support frame, 13, rotary rod, 14, power supply, 15, screw rod, 16, screw rod gyrator, 17, lifting motor, 18, gear A, 19, gear B, 20, rotary motor, 21 and weeding machine.
Detailed Description
The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A steering mechanism based on a self-propelled double-row paddy field weeder comprises a weeder 21, a power supply 14, a lifting motor 17 and a rotating motor 20, wherein the left side and the right side of the weeder 21 are fixedly installed with the lifting motor 17 and the rotating motor 20 respectively, a supporting base 9 is fixedly connected above the middle part of the weeder 21, the supporting base 9 is fixedly connected with a supporting plate 7, a screw rod 15 is hinged above the supporting base 9, a connector 10 is hinged with the supporting base 9 and the screw rod 15 respectively, a gear C5 is fixedly connected with the screw rod 15, the connector 10 is positioned between the supporting plate 7 and a gear C5, a gear A18 is assembled above the lifting motor 17, the gear A18 and a gear C5 are in meshing fit, a chassis 11 positioned above the gear C5 and below the gear D4 is fixedly connected with the supporting plate 7 through a supporting rod 6, the inner side and the outer side of the chassis 11 are hinged with the screw rod 15 and the gear D4 respectively, the gear B19 is assembled above the rotating motor 20, the gear B19 is engaged with the gear D4, the rotation limiting frame 3 is fixedly installed on the upper part of the chassis 11, the screw rod gyrator 16 can be inserted into the rotation limiting frame 3 in an axially movable manner, the screw rod gyrator 16 and the rotation limiting frame 3 do not rotate relatively, the screw rod 15 is installed in the screw rod gyrator 16 through threaded connection, the top cover 1 is hinged on the upper part of the screw rod gyrator 16, the rotary rods 13 are fixedly installed on two sides of the center of the gear D4, the rotary rods 13 can be inserted into the cylinder assembled on the lower part of the top cover 1 in an axially movable manner, the top cover 1 is fixedly connected with the shell 2, the support frame 12 is fixedly installed on the lower part of the shell 2, and the power supply 14 and the weeding wheel assembly 8 are respectively assembled on the upper part and the lower part of the support frame 12.
When the machine is used for operation, an operator places the machine at a field operation position, the power supply 14 is switched on, the machine performs inter-row operation, when the machine reaches the position near a ridge, the lifting motor 17 rotates forwards, power is transmitted to the gear C5 through the gear A18 to drive the screw rod 15 to rotate, the rotation limiting frame 3 limits the rotation of the screw rod gyrator 16, the screw rod 15 rises under the action of the screw rod gyrator 16 to drive the weeding machine 21 to rise, at the moment, the rotating rod 13 axially moves in the cylinder below the top cover 1, when the weeding machine 21 rises to the height of rice seedlings, the lifting motor 17 stops rotating forwards, the weeding machine 21 stops rising, at the moment, the rotating motor 20 rotates forwards, the gear B19 rotates around the static gear D4, the weeding machine 21 rotates along with the rotation of the gear B19, when the weeding machine 21 rotates to 90 degrees, the rotating motor 20 stops rotating forwards, the lifting motor 17 rotates backwards, and power is transmitted to the gear C5 through the gear A18 to drive the screw rod 15 to rotate, the rotation limiting frame 3 limits the rotation of the screw rod gyrator 16, the screw rod 15 descends under the action of the screw rod gyrator 16 to drive the weeding machine 21 to descend, the weeding machine 21 stops after descending to the ground surface, the screw rod gyrator 16 ascends under the action of the screw rod 15, the screw rod gyrator 16 drives the support frame 12 and the weeding wheel assembly 8 to ascend through the top cover 1 and the shell 2, the lifting motor 17 stops rotating when the weeding wheel assembly 8 ascends to the height of a seedling so that the support frame 12 stops ascending, at the moment, the rotating motor 20 rotates reversely, power is transmitted to the gear D4 through the gear B19 to drive the rotating rod 13 to rotate, the rotating rod 13 drives the support frame 12 and the weeding wheel assembly 8 to rotate through the top cover 1 and the shell 2, the rotating motor 20 stops rotating reversely when rotating to the direction consistent with the direction of the weeding machine 21, the lifting motor 17, the power is transmitted to the gear C5 through the gear A18 to drive the screw rod 15 to rotate, the rotation limiting frame 3 limits the rotation of the screw rod gyrator 16 to rotate, the screw rod gyrator 16 descends under the action of the screw rod 15, the screw rod gyrator 16 drives the support frame 12 and the weeding wheel assembly 8 to descend through the top cover 1 and the shell 2, when the weeding wheel assembly 8 descends to the ground surface, the lifting motor 17 stops rotating, at the moment, the whole machine completes 90-degree steering, the whole machine starts to move forward to perform operation after steering, when the machine moves forward to a distance 4 times of a seedling row spacing, the whole machine repeats the 90-degree steering process, then the whole machine continues to move forward to perform inter-row operation, and at the moment, the whole machine completes steering and line changing operation.
Claims (1)
1. The utility model provides a steering mechanism based on self-propelled two-row paddy field weeder, includes weeder (21), power (14), elevator motor (17) and rotating electrical machines (20) the left and right sides of weeder (21) is fixed mounting elevator motor (17) and rotating electrical machines (20) respectively, its characterized in that: a supporting base (9) is fixedly connected above the middle part of a weeding machine (21), the supporting base (9) is fixedly connected with a supporting plate (7), a screw rod (15) is hinged above the supporting base (9), a connector (10) is respectively hinged with the supporting base (9) and the screw rod (15), a gear C (5) is fixedly connected with the screw rod (15), the connector (10) is positioned between the supporting plate (7) and the gear C (5), a gear A (18) is assembled above a lifting motor (17), the gear A (18) and the gear C (5) are in meshing fit, a chassis (11) positioned above the gear C (5) and below the gear D (4) is fixedly connected with the supporting plate (7) through a supporting rod (6), the inner side and the outer side of the chassis (11) are respectively hinged with the screw rod (15) and the gear D (4), a gear B (19) is assembled above a rotating motor (20), the gear B (19) is meshed with the gear D (4), the rotation limiting frame (3) is fixedly arranged at the upper part of the chassis (11), the screw rod gyrator (16) can be inserted and assembled in the rotation limiting frame (3) in an axially movable manner, the screw rod gyrator (16) and the rotation limiting frame (3) do not rotate relatively, the screw rod (15) is installed inside the screw rod gyrator (16) through threaded connection, the top cover (1) is hinged to the upper part of the screw rod gyrator (16), the rotating rods (13) are fixedly installed on two sides of the center of the gear D (4), the rotating rod (13) can be inserted into a cylinder assembled at the lower part of the top cover (1) in an axially movable way, the top cover (1) is fixedly connected with the shell (2), the supporting frame (12) is fixedly arranged at the lower part of the shell (2), the upper part and the lower part of the support frame (12) are respectively provided with a power supply (14) and a weeding wheel assembly (8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210586646.7A CN114766460B (en) | 2022-05-26 | 2022-05-26 | Automatic steering mechanism based on self-propelled double-row paddy field weeding machine |
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CN202210586646.7A CN114766460B (en) | 2022-05-26 | 2022-05-26 | Automatic steering mechanism based on self-propelled double-row paddy field weeding machine |
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CN114766460A true CN114766460A (en) | 2022-07-22 |
CN114766460B CN114766460B (en) | 2023-09-12 |
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CN202210586646.7A Active CN114766460B (en) | 2022-05-26 | 2022-05-26 | Automatic steering mechanism based on self-propelled double-row paddy field weeding machine |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205239561U (en) * | 2015-11-18 | 2016-05-18 | 上海秀卓自动化设备有限公司 | A carry mould dolly for transport of skylight glass mold |
CN107864709A (en) * | 2017-11-23 | 2018-04-03 | 张长清 | A kind of agricultural self propelled chassis hitch |
CN108684229A (en) * | 2018-07-17 | 2018-10-23 | 重庆卓格豪斯机械有限公司 | A kind of mini-tiller |
-
2022
- 2022-05-26 CN CN202210586646.7A patent/CN114766460B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205239561U (en) * | 2015-11-18 | 2016-05-18 | 上海秀卓自动化设备有限公司 | A carry mould dolly for transport of skylight glass mold |
CN107864709A (en) * | 2017-11-23 | 2018-04-03 | 张长清 | A kind of agricultural self propelled chassis hitch |
CN108684229A (en) * | 2018-07-17 | 2018-10-23 | 重庆卓格豪斯机械有限公司 | A kind of mini-tiller |
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CN114766460B (en) | 2023-09-12 |
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