CN114766460B - Automatic steering mechanism based on self-propelled double-row paddy field weeding machine - Google Patents
Automatic steering mechanism based on self-propelled double-row paddy field weeding machine Download PDFInfo
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- CN114766460B CN114766460B CN202210586646.7A CN202210586646A CN114766460B CN 114766460 B CN114766460 B CN 114766460B CN 202210586646 A CN202210586646 A CN 202210586646A CN 114766460 B CN114766460 B CN 114766460B
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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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
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- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
An automatic steering mechanism based on a self-propelled double-row paddy field weeding machine belongs to agricultural machinery; the weeding machine is fixedly provided with a lifting motor and a rotating motor, 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 hinged with the supporting base and the screw rod respectively, a gear C is fixedly connected with the screw rod, a gear A is assembled with the lifting motor and the gear C respectively, 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 assembled with the rotating motor and the gear D respectively, a rotation limiting frame is fixedly arranged at the upper part of the chassis, a screw rod rotator and the screw rod are assembled in the rotation limiting frame in an inserting manner, a top cover is hinged at the upper part of the screw rod rotator, rotating rods are fixedly arranged at two sides of the center of the gear D, the rotating rods are inserted into cylinders assembled at the lower part of the top cover, and a power supply and a weeding wheel assembly are assembled on the supporting frame fixedly connected with the top cover and a shell; the mechanism has reasonable structure, in-situ steering, simple and convenient adjustment operation and reduced operation cost.
Description
Technical Field
The invention belongs to agricultural machinery, and mainly relates to an operation 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 cannot finish the steering and line changing operation, the steering and line changing of the paddy field weeding machine near a ridge can only be finished by manpower, and a small number of paddy field weeding machines have the steering and line changing functions, but the problems of large turning radius, high seedling injury rate, high labor intensity and the like still exist.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and designs 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 aim of the invention is realized in the following way: the utility model provides a steering mechanism based on self-propelled double row paddy field weeder, includes weeder, power, elevator motor and rotating electrical machines the left and right sides of weeder is fixed mounting respectively elevator motor and rotating electrical machines, in weeder middle part top rigid coupling support base, support base and backup pad rigid coupling, the lead screw articulates in support base top, the connector respectively with support base with the lead screw hinge, gear C and lead screw rigid coupling, the connector is in the backup pad with between gear C, elevator motor top is furnished with gear A, gear A and gear C are the meshing cooperation, be in gear C top and the chassis and the backup pad of gear D below carry out the rigid coupling through the bracing piece, the inboard and the outside of chassis respectively with the lead screw with gear D articulates, rotating electrical machines top is furnished with gear B, gear B and gear D are the meshing cooperation, but limited rotation frame fixed mounting is in the upper portion of chassis, but lead screw gyrator axial movable ground insert the dress is in limited rotation frame inside, lead screw gyrator and limited rotation frame do not take place relative rotation, the top cap threaded connection is in the top cap is installed in self-propelled upper portion of the lead screw, the top cap is installed in the top cap is fixed mounting is in the top cap is installed in the top cap of the top cap, the top cap is installed in the top cap is fixed on the top cap is of the top cap is installed to the top cap is of the top cap is fixed on the top cap is of the top cap, the top cap is installed.
The invention realizes the automatic steering of the self-propelled double-row paddy field weeding machine and has the characteristics of reasonable structure, in-situ steering, low seedling injury rate, simple and convenient adjustment operation, labor saving and operation cost reduction.
Drawings
FIG. 1 is a cross-sectional view of the steering mechanism core components;
FIG. 2 is a schematic diagram 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 assembled schematic view of a lead screw gyrator and a rotation limiting frame;
fig. 6 is a 90 deg. in-situ steering process diagram of the steering mechanism.
Part number description in the drawings:
1. top cap, 2, shell, 3, limit revolving rack, 4, gear D, 5, gear C, 6, bracing piece, 7, backup pad, 8, weeding wheel assembly, 9, support base, 10, connector, 11, chassis, 12, support frame, 13, rotary rod, 14, power, 15, lead screw, 16, lead screw gyrator, 17, elevator motor, 18, gear A, 19, gear B, 20, rotating electrical machines, 21, weeder.
Detailed Description
The following describes the inventive embodiments in detail with reference to the drawings. The utility model provides a steering mechanism based on self-propelled double 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 respectively elevator motor 17 and rotating electrical machines 20, in weeder 21 middle part top rigid coupling support base 9, support base 9 and backup pad 7 rigid coupling, lead screw 15 articulates in support base 9 top, connector 10 respectively with support base 9 with lead screw 15 articulates, gear C5 and lead screw 15 rigid coupling, connector 10 is in between backup pad 7 with gear C5, elevator motor 17 top is furnished with gear A18, gear A18 and gear C5 are the meshing cooperation, be in gear C5 top and the chassis 11 of gear D4 below carries out the rigid coupling through bracing piece 6 with backup pad 7, the inboard and the outside of chassis 11 respectively with lead screw 15 with gear D4 are articulated, rotating electrical machines 20 top is furnished with gear B19, gear B19 and gear D4 are engaged with, and are fixed mounting in the upper portion of limit revolving frame 3, and the rotatable roof cover 16 of installing in the upper end cover portion of revolving frame 11 and the upper end cover 16 and the inside of revolving frame 16 are fixed in the upper end cover portion of revolving frame 16, the inside of revolving frame 1 is fixed in the upper end cover portion of revolving frame 16 and the inside of revolving frame 1, the revolving frame 12 is fixed in the upper end cover portion of revolving frame 16 is equipped with the revolving frame 1, the revolving frame is fixed in the inside the revolving frame is equipped with the revolving frame 1, the revolving frame is fixed, the revolving frame is equipped with the revolving frame is fixed in the revolving frame is equipped with the revolving frame 1.
When the operation is used, an operator places the machine in a field operation position, a power supply 14 is connected, the machine performs inter-row operation, when the machine reaches the vicinity of a ridge, the lifting motor 17 rotates positively, 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 screw rod rotator 16 to rotate, the screw rod 15 rises under the action of the screw rod rotator 16 to drive the weeding machine 21 to rise, at the moment, the rotating rod 13 moves axially 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 positively to stop rising of the weeding machine 21, at the moment, the rotating motor 20 rotates positively, the gear B19 rotates around the stationary gear D4, the weeding machine 21 rotates along with the rotation of the gear B19, when the weeding machine 21 rotates to 90 ℃, the rotating motor 20 stops rotating positively, the lifting motor 17 rotates reversely, 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 rotator 16, the screw rod 15 descends under the action of the screw rod rotator 16 to drive the weeder 21 to descend, the screw rod rotator 16 ascends under the action of the screw rod 15 after the weeder 21 descends to the ground surface, the screw rod rotator 16 drives the supporting frame 12 and the weeder wheel assembly 8 to ascend through the top cover 1 and the shell 2, when the weeder wheel assembly 8 ascends to the height of seedlings, the lifting motor 17 stops rotating to stop ascending, at the moment, the rotating motor 20 reversely rotates, the 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 supporting frame 12 and the weeder wheel assembly 8 to rotate through the top cover 1 and the shell 2, the rotating motor 20 stops reversely rotating when the rotating rod is consistent with the direction of the weeder 21, the lifting motor 17 positively rotates, 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 rotator 16, the screw rod rotator 16 descends under the action of the screw rod 15, the screw rod rotator 16 drives the supporting 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 finishes 90-degree steering, the whole machine starts to advance for operation after the steering, when the machine advances to a distance which is 4 times the seedling row spacing, the whole machine repeatedly performs the 90-degree steering process, then the whole machine continues to advance for inter-operation, and the whole machine finishes the steering and line changing operation.
Claims (1)
1. Steering mechanism based on self-propelled double row paddy field weeder, including weeder (21), power (14), elevator motor (17) and rotating electrical machines (20) the left and right sides of weeder (21) fixed mounting respectively elevator motor (17) and rotating electrical machines (20), 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 meshed fit, a chassis (11) 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) and the gear D (4) are in meshed fit, a rotating frame (3) is fixedly arranged at the upper part of the rotating frame (3) and can be axially inserted into the rotating frame (16) in a position which is not limited by the rotating frame (3), the screw rod (15) is arranged in the screw rod rotator (16) through threaded connection, the top cover (1) is hinged to the upper part of the screw rod rotator (16), the rotating rod (13) is fixedly arranged on two sides of the center of the gear D (4), the rotating rod (13) can be axially movably inserted into a cylinder arranged at the lower part of the top cover (1), 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 power supply (14) and the weeding wheel assembly (8) are respectively arranged above and below the supporting frame (12), when the steering mechanism is in operation, an operator places the steering mechanism at a field operation position, the power supply (14) is connected, the steering mechanism performs inter-row operation, when the steering mechanism reaches the vicinity of a ridge, the lifting motor (17) rotates positively, power is transmitted to the gear C (5) through the gear A (18) to drive the screw rod (15) to rotate, the limiting rotating frame (3) limits the screw rod rotator (16) to rotate, the screw rod (15) is respectively arranged at the upper part and under the action of the supporting frame (12), the power supply (14) is lifted by the screw rod rotator (16), thus the lifting motor (21) is lifted up to the lifting motor (21) to the rice seedling lifter (21) when the rice seedling lifter (21) is lifted positively, and the lifting machine (21) is lifted up, and the rice seedling lifter (21) stops axially, and the lifting machine (17) is lifted up and stops when the lifting machine (21) is lifted up, at this time, the rotating motor (20) rotates positively, the gear B (19) rotates around the stationary gear D (4), the weeding machine (21) rotates along with the rotation of the gear B (19), when the weeding machine (21) rotates to 90 degrees, the rotating motor (20) stops rotating positively, the lifting motor (17) rotates reversely, the power is transmitted to the gear C (5) through the gear A (18) to drive the screw rod (15) to rotate, the rotation limiting frame (3) limits the screw rod rotator (16) to rotate, the screw rod (15) descends under the action of the screw rod rotator (16) to drive the weeding machine (21) to descend, the weeding machine (21) stops after descending to the ground surface, the screw rod rotator (16) ascends under the action of the screw rod (15), the screw rod rotator (16) drives the supporting frame (12) and the weeding wheel assembly (8) to ascend through the top cover (1) and the shell (2), the seedling lifting motor (17) stops rotating when the weeding wheel assembly (8) ascends to the height at this moment, the rotating motor (20) rotates reversely, the power is transmitted to the rotating shaft (13) through the gear B (19) to drive the rotating frame (12) and the rotary rod (13) through the gear D (13), when the direction of the rotating motor (20) is consistent with that of the weeding machine (21), the rotating motor (20) stops rotating reversely, the lifting motor (17) rotates positively, power is transmitted to the gear C (5) through the gear A (18) to drive the screw rod (15) to rotate, the rotation limiting frame (3) limits the screw rod rotator (16) to rotate, the screw rod rotator (16) descends under the action of the screw rod (15), the screw rod rotator (16) drives the supporting 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, and at the moment, the steering mechanism completes 90-degree steering.
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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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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Publication Number | Publication Date |
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CN114766460A CN114766460A (en) | 2022-07-22 |
CN114766460B true 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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CN114766460A (en) | 2022-07-22 |
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