CN114451129A

CN114451129A - Weeder for corn planting

Info

Publication number: CN114451129A
Application number: CN202210275628.7A
Authority: CN
Inventors: 崔慧妮; 郭智慧; 郭良海; 高建胜; 郭建军
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-05-10

Abstract

The invention relates to the technical field of weeding, and discloses a weeding machine for corn planting, which comprises a bottom plate, a floating cutting mechanism and a fixed cutting mechanism, wherein the bottom plate is provided with a floating cutting mechanism; the fixed cutting mechanism is arranged on one side, close to the ground, of the bottom plate and comprises an installation seat fixedly connected with the bottom plate, one side, close to the ground, of the installation seat is rotatably connected with a first rotating shaft, a single wheel is arranged in the middle of the first rotating shaft, first bevel gears are arranged at two ends of the first rotating shaft, and the first bevel gears are meshed with second bevel gears; the floating cutting mechanism is arranged on two sides of the bottom plate and comprises a supporting column fixedly connected with the bottom plate, the supporting column is rotatably connected with a rotating plate, and a reset assembly is arranged between one end, close to the center of the bottom plate, of the rotating plate and the bottom plate. The invention is suitable for a weeding machine for corn planting, and the adaptive obstacle avoidance effect can be realized when the whole device is subjected to weeding and meets corn stalks by arranging the swinging rotating plate and the sliding floating seat.

Description

Weeder for corn planting

Technical Field

The invention relates to the technical field of weeding, in particular to a weeding machine for corn planting.

Background

The weeder is also called a mower, a lawnmower, a lawn mower, etc. The mower is a mechanical tool for trimming lawn and vegetation, and is composed of cutter head, engine, walking wheels, walking mechanism, blades, handrail and control unit. When corn is planted, a large amount of weeds grow on the corn field, and a weeding machine is used for mechanical weeding to avoid pesticide residues.

However, some existing weeding machines are manually held to weed, so that the working efficiency of the whole weeding machine is low, but the corn stalks are damaged when the large weeding machine weeds, and therefore the weeding machine capable of avoiding the corn stalks needs to be designed.

Disclosure of Invention

The invention provides a weeding machine for corn planting, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a weeding machine for corn planting comprises a bottom plate, a floating cutting mechanism and a fixed cutting mechanism;

the fixed cutting mechanism is arranged on one side, close to the ground, of the bottom plate and comprises an installation seat fixedly connected with the bottom plate, one side, close to the ground, of the installation seat is rotatably connected with a first rotating shaft, a single wheel is arranged in the middle of the first rotating shaft, first bevel gears are arranged at two ends of the first rotating shaft and meshed with second bevel gears, the second bevel gears are fixedly connected with second rotating shafts, the end portions of the second rotating shafts are rotatably connected with the bottom plate, and first cutting heads are arranged at one ends, close to the ground, of the second rotating shafts;

the floating cutting mechanism is arranged on two sides of the bottom plate and comprises a support column fixedly connected with the bottom plate, the support column is connected with a rotating plate in a rotating mode, a reset assembly is arranged between one end, close to the center of the bottom plate, of the rotating plate and the bottom plate, a second sliding groove is formed in one side, far away from the bottom plate, of the rotating plate, the second sliding groove is connected with a second sliding block in a sliding mode, a guide rod is arranged in the middle of the second sliding block, and a cutting assembly is arranged at one end, close to the ground, of the guide rod.

As a preferred technical scheme of the invention, the cutting assembly comprises a floating seat fixedly connected with the guide rod, the floating seat is rotatably connected with a third rotating shaft, and a second cutting head is arranged on one side of the third rotating shaft, which is close to the ground.

As a preferable technical scheme of the invention, the second sliding block is connected with the guide rod in a sliding manner, a support frame is arranged on one side of the floating seat close to the ground, and the support frame is connected with a support wheel in a rotating manner.

As a preferable technical solution of the present invention, the first cutting head and the second cutting head are provided with cutting strips on the outer portions thereof.

As a preferable technical scheme of the invention, a supporting rod is arranged on one side of the floating seat, which is far away from the ground, a protective ring with the axis collinear with the axis of the third rotating shaft is arranged at the end part of the supporting rod, and the radius of the protective ring is greater than the length of the cutting strip.

As a preferable technical scheme of the invention, a second driving motor is arranged on the floating seat, an output shaft of the second driving motor is fixedly connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, and the fourth bevel gear is fixedly connected with the end part of a third rotating shaft.

As a preferable technical scheme of the invention, the reset assembly comprises a first chute arranged on the bottom plate, the first chute is connected with a first sliding block in a sliding manner, a rotating rod rotatably connected with the rotating plate is arranged on the first sliding block, a baffle is arranged at one end of the first chute, and a first spring is arranged between the baffle and the first sliding block.

As a preferable technical solution of the present invention, a second spring is provided between the second sliding groove and the second slider.

As a preferable technical scheme of the invention, a supporting plate is arranged on one side of the bottom plate, which is far away from the mounting seat, the supporting plate is rotatably connected with a fourth rotating shaft, and a driving wheel is arranged at the rotating end part of the fourth rotating shaft.

As a preferred technical solution of the present invention, a first driving motor is disposed on the bottom plate, an output shaft of the first driving motor is fixedly connected to a first belt pulley, the first belt pulley is connected to a second belt pulley through a belt, and the second belt pulley is fixedly connected to a fourth rotating shaft.

The invention has the following advantages:

the invention is suitable for a weeding machine for corn planting, and the swinging rotating plate and the sliding floating seat are arranged, so that the adaptive obstacle avoidance effect can be realized when the whole device is used for weeding and meets corn stalks, the corn stalks cannot be damaged when the whole device finishes the weed removal treatment, and the whole device is convenient to use and high in working efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a weeding machine for corn planting.

Fig. 2 is a front view of a corn planting mower.

Fig. 3 is a schematic structural diagram of a fixed cutting mechanism in a weeding machine for corn planting.

Fig. 4 is a partially enlarged schematic view of a in fig. 3.

Fig. 5 is a partially enlarged view of B in fig. 3.

Fig. 6 is a schematic structural view of a floating cutting mechanism in a weeding machine for planting corn.

Fig. 7 is a schematic structural view of a cutting assembly in a weeding machine for planting corn.

In the figure: 1. a base plate; 2. a floating cutting mechanism; 3. fixing the cutting mechanism; 4. a mounting seat; 5. a single wheel; 6. a first rotating shaft; 7. a first bevel gear; 8. a second rotating shaft; 9. a second bevel gear; 10. a first cutting head; 11. cutting the strips; 12. a driving wheel; 13. a support plate; 14. a fourth rotating shaft; 15. a first drive motor; 16. a first pulley; 17. a belt; 18. a second pulley; 19. a support pillar; 20. a rotating plate; 21. rotating the rod; 22. a first slider; 23. a first chute; 24. a first spring; 25. a baffle plate; 26. a cutting assembly; 27. a guide bar; 28. a second chute; 29. a second slider; 30. a second spring; 31. a support bar; 32. a guard ring; 33. a floating seat; 34. a second cutting head; 35. a second drive motor; 36. a third bevel gear; 37. a fourth bevel gear; 38. a third rotating shaft; 39. resetting the assembly; 40. a support frame; 41. and supporting the wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In one embodiment, referring to fig. 1-7, a weeding machine for corn planting comprises a bottom plate 1, a floating cutting mechanism 2 and a fixed cutting mechanism 3;

the fixed cutting mechanism 3 is arranged on one side of the bottom plate 1 close to the ground and comprises a mounting seat 4 fixedly connected with the bottom plate 1, one side of the mounting seat 4 close to the ground is rotatably connected with a first rotating shaft 6, a single wheel 5 is arranged in the middle of the first rotating shaft 6, two ends of the first rotating shaft 6 are provided with a first bevel gear 7, the first bevel gear 7 is meshed with a second bevel gear 9, the second bevel gear 9 is fixedly connected with a second rotating shaft 8, the end part of the second rotating shaft 8 is rotatably connected with the bottom plate 1, one end of the second rotating shaft 8 close to the ground is provided with a first cutting head 10, the middle part of the right side of the lower surface of the bottom plate 1 is provided with the mounting seat 4, the lower end of the mounting seat 4 is rotatably connected with the first rotating shaft 6, the single wheel 5 is arranged in the middle of the first rotating shaft 6, and second rotating shafts 8, the upper ends of which are rotatably connected with the bottom plate 1, are arranged on the front side and the rear side of the mounting seat 4, and the second rotating shafts 8 rotate with the first rotating shaft 6 in a gear meshing way, a first cutting head 10 is arranged at the lower end of the second rotating shaft 8 to cut weeds;

floating cutting mechanism 2, set up in the both sides of bottom plate 1, include the support column 19 with bottom plate 1 fixed connection, support column 19 rotates and connects rotor plate 20, rotor plate 20 is close to and is equipped with reset assembly 39 between the one end at bottom plate 1 center and the bottom plate 1, one side that bottom plate 1 was kept away from to rotor plate 20 is equipped with second spout 28, second spout 28 sliding connection second slider 29, second slider 29 middle part is equipped with guide bar 27, the one end that guide bar 27 is close to ground is equipped with cutting assembly 26, cutting assembly 26 and first cutting head 10 highly be a little higher than the height of single wheel 5, make whole device can make first cutting head 10 and cutting assembly 26 be a little higher than ground at the during operation, thereby realize effectual cutting process.

In one case of this embodiment, the cutting assembly 26 comprises a floating seat 33 fixedly connected to the guide bar 27, the floating seat 33 being rotatably connected to a third rotating shaft 38, the second cutting head 34 being provided on the side of the third rotating shaft 38 close to the ground. The cutting strips 11 are arranged outside the first cutting head 10 and the second cutting head 34, the cutting strips 11 are plastic strips, and are conventional accessories on some existing lawn mowers, so detailed installation and use modes are not described. A supporting rod 31 is arranged on one side, away from the ground, of the floating seat 33, a protective ring 32 with the axis collinear with the axis of the third rotating shaft 38 is arranged at the end of the supporting rod 31, and the radius of the protective ring 32 is larger than the length of the cutting strip 11. That is, the protection range of the protection ring 32 and the space for rotating the cutting strip 11 are overlapped with each other, so that the protection ring 32 is in contact with the corn stalks and avoids the corn stalks. The second sliding block 29 is slidably connected with the guide rod 27, a support frame 40 is arranged on one side of the floating seat 33 close to the ground, and the support frame 40 is rotatably connected with a support wheel 41. The supporting wheel 41 can roll on the ground, so that the height of the whole cutting assembly 26 is floating, and when the ground has certain fluctuation, the supporting wheel 41 can drive the cutting assembly 26 to move up and down, thereby preventing the whole device from being clamped. The floating seat 33 is provided with a second driving motor 35, an output shaft of the second driving motor 35 is fixedly connected with a third bevel gear 36, the third bevel gear 36 is meshed with a fourth bevel gear 37, and the fourth bevel gear 37 is fixedly connected with the end part of a third rotating shaft 38. The second driving motor 35 can stably drive the second cutting head 34 to rotate at a high speed, so that the cutting strips 11 can cut off weeds.

In one aspect of the present embodiment, the reset assembly 39 includes a first sliding groove 23 disposed on the bottom plate 1, the first sliding groove 23 is slidably connected to a first sliding block 22, a rotating rod 21 rotatably connected to the rotating plate 20 is disposed on the first sliding block 22, a baffle 25 is disposed at one end of the first sliding groove 23, and a first spring 24 is disposed between the baffle 25 and the first sliding block 22. A second spring 30 is arranged between the second sliding chute 28 and the second sliding block 29. First spout 23 is curved to the centre of a circle of arc is collinear with support column 19, makes rotor plate 20 rotate that can be stable, simultaneously owing to set up reset assembly 39, makes whole device when not receiving the exogenic action, and rotor plate 20 is the front and back orientation, and when rotor plate 20 and relevant maize pole contact, rotor plate 20 can take place to deflect.

In one aspect of this embodiment, a supporting plate 13 is disposed on a side of the bottom plate 1 away from the mounting seat 4, the supporting plate 13 is rotatably connected to a fourth rotating shaft 14, and a driving wheel 12 is disposed at a rotating end of the fourth rotating shaft 14. The base plate 1 is provided with a first driving motor 15, an output shaft of the first driving motor 15 is fixedly connected with a first belt pulley 16, the first belt pulley 16 is connected with a second belt pulley 18 through a belt 17, and the second belt pulley 18 is fixedly connected with a fourth rotating shaft 14. Both ends have all set up backup pad 13 around the left of bottom plate 1 lower surface, and backup pad 13 rotates the front and back both sides of connecting fourth pivot 14, and both ends fixed connection action wheel 12 around the fourth pivot 14 has set up the first driving motor 15 with bottom plate 1 fixed connection in the top of fourth pivot 14 simultaneously, and the output shaft of first driving motor 15 can drive whole fourth pivot 14 and rotate.

In the implementation process of the embodiment, the device is conveyed to a related corn planting place through a traction device, the second driving motor 35 is started at the moment, the output shaft of the second driving motor 35 drives the second cutting head 34 to rotate in a gear transmission mode, meanwhile, the first driving motor 15 is started, the first driving motor 15 drives the wheels to move in a belt 17 transmission mode, so that the whole device moves, the single wheel 5 on the right side in the moving process starts to rotate, the single wheel 5 also realizes that the first cutting head 10 rotates through gear engagement transmission, and accordingly weeds on the ground are cut through the first cutting head 10 and the second cutting head 34.

And whole device is at the in-process that removes, if rotor plate 20 meets the maize pole, the dwang 21 can take place to deflect this moment to make second cutting head 34 can avoid rotor plate 20, and second slider 29 on rotor plate 20 can be to the central direction withdrawal of bottom plate 1, has improved the effect of dodging, when the both sides of device meet the ground of undulation, the floating seat 33 of fluctuation can make second cutting head 34 remain throughout with certain height opposite, carry out effectual weeding processing work.

The invention is suitable for a weeding machine for corn planting, and the swinging rotating plate 20 and the sliding floating seat 33 are arranged, so that the adaptive obstacle avoidance effect can be realized when the whole device is used for weeding and meets corn stalks, the corn stalks cannot be damaged when the whole device finishes the weed removal treatment, and the whole device is convenient to use and high in working efficiency.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A weeding machine for corn planting is characterized by comprising a bottom plate, a floating cutting mechanism and a fixed cutting mechanism;

2. The weeding machine for corn planting according to claim 1, wherein the cutting assembly includes a floating seat fixedly connected with the guide rod, the floating seat is rotatably connected with a third rotating shaft, and a second cutting head is arranged on one side of the third rotating shaft, which is close to the ground.

3. A weeding machine for planting corn as claimed in claim 2, wherein the second sliding block is slidably connected with the guide rod, and a support frame is provided on the side of the floating seat close to the ground, and is rotatably connected with a support wheel.

4. A corn planting mower as claimed in claim 2, wherein said first cutting head and said second cutting head are provided with cutting strips on the exterior.

5. A maize planting weeding machine as claimed in claim 2, wherein the floating seat is provided with a support rod on the side away from the ground, the end of the support rod is provided with a guard ring with an axis collinear with the axis of the third rotating shaft, and the radius of the guard ring is greater than the length of the cutting strip.

6. The weeding machine for planting corn according to claim 2, wherein the floating seat is provided with a second driving motor, an output shaft of the second driving motor is fixedly connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, and the fourth bevel gear is fixedly connected with the end of a third rotating shaft.

7. The weeding machine for planting corn according to claim 1, wherein the reset assembly comprises a first sliding groove arranged on the bottom plate, the first sliding groove is slidably connected with a first sliding block, a rotating rod rotatably connected with the rotating plate is arranged on the first sliding block, a baffle is arranged at one end of the first sliding groove, and a first spring is arranged between the baffle and the first sliding block.

8. A weeding machine for planting corn as claimed in claim 1, wherein a second spring is provided between the second chute and the second slider.

9. A weeding machine for planting corn as claimed in claim 1, wherein a support plate is provided on the side of the base plate away from the mounting seat, the support plate is rotatably connected to the fourth rotating shaft, and a driving wheel is provided at the rotating end of the fourth rotating shaft.

10. The weeding machine for planting corn according to claim 9, wherein the base plate is provided with a first driving motor, an output shaft of the first driving motor is fixedly connected with a first belt wheel, the first belt wheel is connected with a second belt wheel through a belt, and the second belt wheel is fixedly connected with a fourth rotating shaft.