Corn cultivator-fertilizer applicator

Abstract

The present application relates to the field of agricultural machinery technology, and more particularly to a corn cultivating and weeding fertilizer applicator, comprising a walking module and a cultivating module, the walking module comprising a connecting shell, four corners of the bottom of the connecting shell are provided with support frames, the bottom ends of the support frames are rotatably connected with rollers, the side surfaces of the rollers are provided with hub motors, the top of the connecting shell is provided with a fertilizer conveying mechanism, and the cultivating module comprises a lifting mechanism, and the bottom of the lifting mechanism is provided with a connecting plate.In the present application, the bottom of the lifting mechanism is provided with a connecting plate, the rollers can be driven to rotate by the hub motors, the walking module as a whole advances, the soil can rise, break and turn on the curved surface of the plow body, the roots of weeds can be removed by the rotation of the weeding wheel, the fertilizer in the fertilizer conveying mechanism can be conveyed to the rear part of the plow body by the discharge pipe, and thus soil fertilization can be carried out, and cultivating, soil preparation, fertilization and weeding operations can be carried out at the same time, and the present application does not need to rely on a tractor for driving, and is conducive to improving work efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of agricultural machinery, in particular to a corn cultivation weeding and fertilizing machine. BACKGROUND

[0002] Cultivation refers to shallow overturning and loosening of the surface soil, and is a kind of soil tillage in the crop growth period. Cultivation is beneficial to increasing soil aeration and promoting root extension. In the growth period of corn seedlings, cultivation is often carried out to promote the development of corn. For corn cultivation, fertilization and ridging, a semi-suspension type machine is generally used, which is composed of a working part, a profiling mechanism, a land wheel, a frame, a traction suspension device and a marking device. The machine is connected to the corresponding working machine through a tractor to perform the work. These machines mainly complete the cultivation and ridging work. If fertilization is also performed, a fertilizer box structure needs to be provided, and good weeding work cannot be performed. SUMMARY

[0003] In order to overcome the above technical problems, the purpose of the present application is to provide a corn cultivation weeding and fertilizing machine. A connecting plate is arranged at the bottom of the lifting mechanism. The rolling wheel is driven to rotate by the hub motor, so that the walking module as a whole advances. The soil can be lifted, broken and turned over along the curved surface of the plow body. The root of the weed can be removed by the rotation of the weeding wheel. The fertilizer in the fertilizer conveying mechanism can be conveyed to the rear part of the plow body through the discharge pipe, so that soil fertilization can be performed. Cultivation, ridging, fertilization and weeding can be performed at the same time. The machine does not need to be driven by a tractor, which is beneficial to improving work efficiency.

[0004] The purpose of the present application can be achieved by the following technical solutions:

[0005] The corn cultivation weeding and fertilizing machine comprises a walking module and a cultivation module. The walking module comprises a connecting shell. Four corners of the bottom of the connecting shell are provided with supporting frames. Rolling wheels are rotatably connected to the bottom ends of the supporting frames. Hub motors are arranged on the sides of the rolling wheels. A fertilizer conveying mechanism is arranged on the top of the connecting shell. The cultivation module comprises a lifting mechanism. A connecting plate is arranged at the bottom of the lifting mechanism. Two fixed frames are fixedly connected to the bottom surface of the connecting plate. Weeding wheels are rotatably connected to the inner bottom surfaces of the fixed frames. A power motor is arranged on the bottom of the fixed frame. The output end of the power motor is in transmission connection with the side surface of the weeding wheel. Two fixed rods are fixedly connected to the bottom surface of the connecting plate. Plow bodies are fixedly connected to the bottom ends of the fixed rods. Two discharge pipes are fixedly connected to the inner side surface of the connecting plate corresponding to the fertilizer conveying mechanism. The plow bodies are located between the weeding wheels and the discharge pipes.

[0006] The rolling wheels can be driven by the hub motors to move forward, so that the weeding wheels and the plow body move forward, when the plow body moves forward, the soil can be lifted, broken and turned on the curved surface of the plow body, so that the soil is cultivated, the power motor can drive the weeding wheels to rotate, the roots of weeds can be removed by the shovel blocks fixed on the surface of the weeding wheels, and the weeding wheels have the function of shallow soil loosening, the weeding wheels are located at the front part of the plow body, so that the working pressure of the plow body is reduced, and the cultivation effect is improved, the fertilizer in the fertilizer conveying mechanism can fall on the rear part of the plow body through the discharge pipe, and the soil lifted by the plow body can be buckled on the fertilizer, so that soil fertilization is performed, so that the cultivation, soil preparation, fertilization and weeding operations can be performed at the same time, the cost of configuring fertilization and weeding machines is saved, the operation efficiency is improved, the labor intensity is reduced, the operation quality is improved, and the operation does not need to rely on a tractor, the electric drive can reduce pollution to the ecological environment, meets the requirement of agricultural mechanization on protecting the ecological environment, the electric drive cost is relatively low, energy is saved, the operation cost is reduced, the electric drive is small in noise, high in precision, strong in adaptability, good in stability and fast in response, and the electric drive is beneficial to realize the control of the machine.

[0007] Further, the fertilizer conveying mechanism comprises a fertilizer storage box, the bottom surface of the fertilizer storage box is fixedly connected with the top surface of the connecting shell, and the bottom surface of the fertilizer storage box is communicated with two conveying hoses, and the bottom end of the conveying hose is correspondingly connected with the top end of the adjacent discharge pipe, so that the fertilizer in the fertilizer storage box can enter the discharge pipe through the conveying hose and then fall on the ground.

[0008] Further, the inner side of the connecting shell is slidably connected with a sliding block, the inner side of the sliding block is fixedly connected with the sides of the two conveying hoses, the top surface of the connecting plate is fixedly connected with a rotating rod which is rotatably connected with the bottom surface of the sliding block, and the inner side of the rotating rod is fixedly connected with the side of the top end of the two discharge pipes, so that the sliding block can slide up and down relative to the connecting shell, and the rotating rod can rotate relative to the sliding block, and the conveying hose and the discharge pipe can be corresponded through the sliding block and the rotating rod.

[0009] Further, the lifting mechanism comprises two connecting frames, the two sides of the connecting frame are provided with hydraulic rods, the output end of the hydraulic rod is rotatably connected with the side of the connecting frame, the side of the hydraulic rod is fixedly connected with a fixed seat which is fixedly connected with the side of the connecting shell, the bottom surface of the two connecting frames is fixedly connected with a limiting plate, the bottom surface of the limiting plate is rotatably connected with the top surface of the connecting plate, and the inner side of the limiting plate is rotatably connected with the side of the rotating rod, so that the limiting plate can support the connecting plate and the rotating rod, the connecting frame is driven by the hydraulic rod to move upward or downward, the limiting plate drives the connecting plate to move, so that the height of the weeding wheels and the plow body is adjusted, and the depth of the weeding wheels and the plow body into the soil can be adjusted according to the requirement, so that the cultivation depth is adjusted.

[0010] Further in: the connecting shell inside corresponding to the rotating rod side rotating connection has transmission rod, the connecting shell top surface fixedly connected with drive motor, the drive motor output end and transmission rod top end transmission connection, the transmission rod side fixedly sleeved with double groove wheel, the support frame top surface fixedly connected with the adjusting rod which is rotatingly connected with the connecting shell inside, the adjusting rod side fixedly sleeved with belt pulley one, and two belt pulley one in the same short edge of connecting shell is driven by belt connection, two adjusting rods on one long side of connecting shell side are fixedly sleeved with belt pulley two, two belt pulley two are driven by belt connection with the corresponding groove of double groove wheel, drive motor can drive transmission rod rotation, make transmission rod drive double groove wheel rotation, double groove wheel can drive two adjusting rods on one long side of connecting shell rotation through belt pulley two, adjusting rod can drive adjusting rod on the same short edge of connecting shell rotation through belt pulley one, so that transmission rod drives four adjusting rods synchronous rotation, adjusting rod can drive support frame rotation, adjust the direction of travel of the roller.

[0011] Further in: the transmission rod side bottom fixedly sleeved with gear one, the rotating rod side fixedly sleeved with gear two engaged with gear one, when drive motor drives transmission rod rotation, make support frame and roller rotate 90 degrees, adjust the moving direction of walking module, transmission rod can drive rotating rod rotation through gear one and gear two, make rotating rod drive connecting plate rotation, so that the rotary weeding wheel, plow body and the rotary tube are rotated 90 degrees, then the roller can be rotated, and the walking module is moved to the next row of corn seedling position, then the roller and connecting plate are rotated 90 degrees through drive motor, adjust the front and back position of weeding wheel, plow body and the rotary tube, so as to carry out the operation of intertillage, weeding and fertilization on the next row, move the walking module to the next row, it is more simple to carry out the operation, and it is beneficial to improve the operation efficiency, and after the operation of the next row is completed, when the walking module is moved to the seedling position of the remaining row, the connecting plate can be reversely rotated to the original angle through the reverse rotation of the transmission rod driven by the drive motor.

[0012] Further in: the connecting shell inner top surface is fixedly connected with a positioning rod, the positioning rod side top and bottom corresponding gear two are fixedly connected with a clamping tooth block, before operation, when the connecting plate is lowered by the lifting mechanism, the rotating rod can be moved downward, so that the gear two is separated from the gear one, and the gear two is inserted with the clamping tooth block at the bottom of the positioning rod, at this time, the angle of the connecting plate, the weeding wheel and the like can be limited by the clamping tooth block, and at this time, the support frame can be rotated by the driving motor, and the advancing direction of the roller can be adjusted according to the need, and after a row of operation is completed, the connecting plate can be raised by the lifting mechanism, so that the gear two is re-inserted with the gear one, then the angle of the connecting plate can be adjusted while the direction of the roller is adjusted by the driving motor, and after the operation is completed, the connecting plate can be continuously raised by the lifting mechanism, so that the gear two is separated from the gear one, and the gear two is inserted with the clamping tooth block at the top of the positioning rod, so that the weeding wheel and the like are kept at a sufficient distance from the ground, and at this time, the rotation of the connecting plate, the weeding wheel and the like can be limited by the clamping tooth block at the top of the positioning rod, and the advancing direction of the roller can be adjusted by the driving motor, so that the walking module moves out of the operation area.

[0013] Further in: the connecting shell inner top surface is fixedly connected with a positioning rod, the positioning rod side top and bottom corresponding gear two are fixedly connected with a clamping tooth block, before operation, when the connecting plate is lowered by the lifting mechanism, the rotating rod can be moved downward, so that the gear two is separated from the gear one, and the gear two is inserted with the clamping tooth block at the bottom of the positioning rod, at this time, the angle of the connecting plate, the weeding wheel and the like can be limited by the clamping tooth block, and at this time, the support frame can be rotated by the driving motor, and the advancing direction of the roller can be adjusted according to the need, and after a row of operation is completed, the connecting plate can be raised by the lifting mechanism, so that the gear two is re-inserted with the gear one, then the angle of the connecting plate can be adjusted while the direction of the roller is adjusted by the driving motor, and after the operation is completed, the connecting plate can be continuously raised by the lifting mechanism, so that the gear two is separated from the gear one, and the gear two is inserted with the clamping tooth block at the top of the positioning rod, so that the weeding wheel and the like are kept at a sufficient distance from the ground, and at this time, the rotation of the connecting plate, the weeding wheel and the like can be limited by the clamping tooth block at the top of the positioning rod, and the advancing direction of the roller can be adjusted by the driving motor, so that the walking module moves out of the operation area.

[0014] The beneficial effects of the present application are:

[0015] 1. The connecting plate is arranged at the bottom of the lifting mechanism, the roller can be rotated by the wheel hub motor, the walking module as a whole advances, when the plow body advances, the soil can rise, break and turn over along the curved surface of the plow body, so that the intertillage is carried out, the weeding wheel can be rotated by the power motor, the roots of weeds can be removed by the shovel blocks on the surface of the weeding wheel, and the weeding wheel has the function of shallow soil loosening, the weeding wheel is arranged at the front part of the plow body, which is beneficial to reduce the working pressure of the plow body and improve the intertillage effect, the fertilizer in the fertilizer conveying mechanism can be conveyed to the rear part of the plow body through the feeding pipe, after the fertilizer falls, the soil can be buckled on the fertilizer, so that the soil fertilization is carried out, the intertillage, soil preparation, fertilization and weeding operations can be carried out at the same time, and the driving structure is independently provided, so that the plow body does not need to be driven by the tractor, which is beneficial to improve the working efficiency.

[0016] 2. The connecting plate top surface is rotationally connected with the limiting plate bottom surface, the limiting plate can be moved upward or downward by the hydraulic rod, so that the height of the weeding wheel and the plow body is adjusted, so that the depth of the weeding wheel and the plow body into the soil can be adjusted according to the need, so that the intertillage depth is adjusted.

[0017] 3, by rotating the rod side fixed sleeve with gear two, drive motor drive transmission rod rotation, make support frame and gyro wheel rotation 90 degrees, adjust the moving direction of walking module, can make connecting plate drive weeding wheel and plow body etc. rotation, in walking module to the next row of corn seedling position after the translation, can make gyro wheel continue to rotate 90 degrees, make walking module can along the next row of seedling movement, at the same time can continue to rotate connecting plate, thus the connecting plate overall rotation 180 degrees, adjust the front and back position of weeding wheel and plow body etc. to the next row of seedling, thus carry out intertillage, weeding operation, move walking module to the next row is more simple, it is advantageous to improve the operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] The application will be further described below in conjunction with the drawings.

[0019] Figure 1 is the overall structure of the corn intertillage weeding fertilizer applicator of the application;

[0020] Figure 2 is the side view structure of the support frame in the application;

[0021] Figure 3 is the structure of the adjusting rod in the application;

[0022] Figure 4 is the structure of the lifting mechanism in the application;

[0023] Figure 5 is the structure of the connecting plate in the application;

[0024] Figure 6 is the inside side view structure of the connecting shell in the application;

[0025] Figure 7 is the bottom view structure of the connecting shell in the application;

[0026] Figure 8 is the structure of the rotating rod in the application;

[0027] Figure 9 is the inside side view structure of the rotating rod in the application.

[0028] As shown in the figure, the corn cultivating, weeding and fertilizing machine comprises a walking module 100 and a cultivating module 200. The walking module 100 comprises a connecting shell 110, four support frames 120 are arranged at the bottom of the connecting shell 110, and the bottom ends of the support frames 120 are rotatably connected with rollers 121. The side surfaces of the rollers 121 are provided with wheel hub motors. The top of the connecting shell 110 is provided with a fertilizer conveying mechanism 130. The cultivating module 200 comprises a lifting mechanism 210, and the bottom of the lifting mechanism 210 is provided with a connecting plate 240. The bottom surface of the connecting plate 240 is fixedly connected with two fixed frames 220. The bottom inside surfaces of the fixed frames 220 are rotatably connected with weeding wheels 221. The bottom of the fixed frame 220 is provided with a power motor, and the output end of the power motor is in transmission connection with the side surface of the weeding wheel 221. The bottom surface of the connecting plate 240 is fixedly connected with two fixed rods 230, and the bottom ends of the fixed rods 230 are fixedly connected with plow bodies 231. The inner side surface of the connecting plate 240 is fixedly connected with two discharge pipes 241 corresponding to the fertilizer conveying mechanism 130, and the plow bodies 231 are located between the weeding wheels 221 and the discharge pipes 241. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the protection scope of the present application.

[0030] Please refer to Figures 1-9 As shown in the figure, the corn cultivating, weeding and fertilizing machine comprises a walking module 100 and a cultivating module 200. The walking module 100 comprises a connecting shell 110, four support frames 120 are arranged at the bottom of the connecting shell 110, and the bottom ends of the support frames 120 are rotatably connected with rollers 121. The side surfaces of the rollers 121 are provided with wheel hub motors. The top of the connecting shell 110 is provided with a fertilizer conveying mechanism 130. The cultivating module 200 comprises a lifting mechanism 210, and the bottom of the lifting mechanism 210 is provided with a connecting plate 240. The bottom surface of the connecting plate 240 is fixedly connected with two fixed frames 220. The bottom inside surfaces of the fixed frames 220 are rotatably connected with weeding wheels 221. The bottom of the fixed frame 220 is provided with a power motor, and the output end of the power motor is in transmission connection with the side surface of the weeding wheel 221. The bottom surface of the connecting plate 240 is fixedly connected with two fixed rods 230, and the bottom ends of the fixed rods 230 are fixedly connected with plow bodies 231. The inner side surface of the connecting plate 240 is fixedly connected with two discharge pipes 241 corresponding to the fertilizer conveying mechanism 130, and the plow bodies 231 are located between the weeding wheels 221 and the discharge pipes 241.

[0031] The rolling wheel 121 can be driven by the wheel hub motor to rotate, so that the whole walking module 100 advances, and the weeding wheel 221 and the plow body 231 advance. When the plow body 231 advances, the soil can rise, break and turn over along the curved surface of the plow body 231, so as to cultivate the soil. The power motor can drive the weeding wheel 221 to rotate, and the roots of weeds can be removed by the shovel blocks fixed on the surface of the weeding wheel 221. The weeding wheel 221 has a certain function of shallow soil loosening. The weeding wheel 221 is located at the front part of the plow body 231, which is beneficial to reduce the working pressure of the plow body 231 and improve the cultivation effect. The fertilizer in the fertilizer conveying mechanism 130 can fall on the rear part of the plow body 231 through the discharge pipe 241, and the soil dug by the plow body 231 can be buckled on the fertilizer, so as to fertilize the soil. In this way, the cultivation, soil preparation, fertilization and weeding operations can be carried out at the same time, the cost of configuring fertilization and weeding machinery is saved, the operation efficiency is improved, the labor intensity is reduced, the operation quality is improved, and the operation does not need to rely on a tractor. The use of electric drive can reduce pollution to the ecological environment, meet the requirements of agricultural mechanization for protecting the ecological environment, and has the advantages of low electric drive cost, energy saving, low operation cost, small noise, high precision, strong adaptability, good stability, fast response, mechanical control, compact structure, easy installation and debugging, space saving, cost saving, unnecessary weight reduction of the vehicle body, and lightness.

[0032] The fertilizer conveying mechanism 130 includes a fertilizer storage tank 131, the bottom surface of the fertilizer storage tank 131 is fixedly connected with the top surface of the connecting shell 110, and the bottom surface of the fertilizer storage tank 131 is communicated with two conveying hoses 132. The bottom end of the conveying hose 132 corresponds to the top end of the adjacent discharge pipe 241. The fertilizer in the fertilizer storage tank 131 can enter the discharge pipe 241 through the conveying hose 132 and then fall on the ground. An encoder and a 6400 subdivision driver can be installed in the fertilizer storage tank 131 to adjust the pulse according to the travel speed and control the fertilization time and the fertilization amount in real time, so as to avoid damage to the seeds and reduce the fertilizer loss. During fertilization, the paddle arranged in the fertilizer storage tank 131 moves downward to enter the conveying hose 132.

[0033] The inner side surface of the connecting shell 110 is slidably connected with a sliding block 140, the inner side surface of the sliding block 140 is fixedly connected with the side surfaces of the two conveying hoses 132, the top surface of the connecting plate 240 is fixedly connected with a rotating rod 242 rotatably connected with the bottom surface of the sliding block 140, and the inner side surface of the rotating rod 242 is fixedly connected with the side surfaces of the top ends of the two discharge pipes 241. The sliding block 140 can slide up and down relative to the connecting shell 110, and the rotating rod 242 can rotate relative to the sliding block 140. The conveying hose 132 and the discharge pipe 241 can be corresponded by the sliding block 140 and the rotating rod 242.

[0034] The lifting mechanism 210 comprises two connecting frames 211, and a hydraulic rod 213 is arranged on each side of the connecting frame 211. The output end of the hydraulic rod 213 is rotationally connected to the side surface of the connecting frame 211. The side surface of the hydraulic rod 213 is fixedly connected with a fixed seat which is fixedly connected with the side surface of the connecting shell 110. The bottom surface of the two connecting frames 211 is fixedly connected with a limiting plate 212. The bottom surface of the limiting plate 212 is rotationally connected to the top surface of the connecting plate 240. The inner side surface of the limiting plate 212 is rotationally connected to the side surface of the rotating rod 242. The limiting plate 212 can support the connecting plate 240 and the rotating rod 242. The hydraulic rod 213 drives the connecting frame 211 to move upwards or downwards, so that the limiting plate 212 drives the connecting plate 240 to move, thereby adjusting the height of the weeding wheel 221 and the plow body 231. In this way, the depth of the weeding wheel 221 and the plow body 231 extending into the soil can be adjusted according to the need, so as to adjust the cultivation depth.

[0035] The inner side surface of the connecting shell 110 is rotationally connected with a transmission rod 111 on one side of the rotating rod 242. The top surface of the connecting shell 110 is fixedly connected with a driving motor 112. The output end of the driving motor 112 is drivingly connected to the top end of the transmission rod 111. The side surface of the transmission rod 111 is fixedly sleeved with a double-groove wheel 113. The top surface of the supporting frame 120 is fixedly connected with an adjusting rod 122 which is rotationally connected to the inner side surface of the connecting shell 110. The side surface of the adjusting rod 122 is fixedly sleeved with a belt pulley one 123. Two belt pulleys one 123 located on the same short side of the connecting shell 110 are drivingly connected through a belt. The side surface of each adjusting rod 122 located on one long side of the connecting shell 110 is fixedly sleeved with a belt pulley two 124. Two belt pulleys two 124 are drivingly connected with the corresponding grooves of the double-groove wheel 113 through a belt. The driving motor 112 can drive the transmission rod 111 to rotate, so that the transmission rod 111 drives the double-groove wheel 113 to rotate. The double-groove wheel 113 can drive the two adjusting rods 122 located on one long side of the connecting shell 110 to rotate through the belt pulley two 124. The adjusting rod 122 can drive the adjusting rod 122 located on the same short side of the connecting shell 110 to rotate through the belt pulley one 123, so that the transmission rod 111 drives the four adjusting rods 122 to rotate synchronously. The adjusting rod 122 can drive the supporting frame 120 to rotate, thereby adjusting the advancing direction of the roller 121.

[0036] The transmission rod 111 is fixedly sleeved with a gear one 114 at the bottom of the side, the rotating rod 242 is fixedly sleeved with a gear two 243 engaging with the gear one 114 at the side, when the driving motor 112 drives the transmission rod 111 to rotate, the support frame 120 and the roller 121 are rotated by 90 degrees, when the moving direction of the walking module 100 is adjusted, the transmission rod 111 can drive the rotating rod 242 to rotate through the gear one 114 and the gear two 243, the rotating rod 242 drives the connecting plate 240 to rotate, so that the weeding wheel 221, the plow body 231 and the feeding pipe 241 are rotated by 90 degrees, then the roller 121 is rotated, the walking module 100 is moved to the next row of corn seedling position, then the roller 121 and the connecting plate 240 are continuously rotated by 90 degrees through the driving motor 112, the front and back positions of the weeding wheel 221, the plow body 231 and the feeding pipe 241 are adjusted, so that the next row is cultivated, weeded and fertilized, the walking module 100 is moved to the next row, which is simple and beneficial to improve the working efficiency, and when the walking module 100 is moved to the seedling position of the remaining row, the connecting plate 240 is reversely rotated to the original angle through the driving motor 112.

[0037] The connecting shell 110 is fixedly connected with a positioning rod 150 at the top, the positioning rod 150 is fixedly connected with a clamping block 151 at the top and the bottom corresponding to the gear two 243 at the side, before working, when the connecting plate 240 is lowered through the lifting mechanism 210, the rotating rod 242 is moved downward, so that the gear two 243 is disengaged from the gear one 114, and the gear two 243 is inserted with the clamping block 151 at the bottom of the positioning rod 150, at this time, the angle of the connecting plate 240 and the weeding wheel 221 can be limited through the clamping block 151, and at this time, the driving motor 112 can be used to rotate the support frame 120, and the advancing direction of the roller 121 is adjusted according to the need, after the work of a row is completed, the connecting plate 240 is raised through the lifting mechanism 210, the gear two 243 is re-inserted with the gear one 114, then the advancing direction of the roller 121 and the angle of the connecting plate 240 can be adjusted through the driving motor 112, after the work is completed, the connecting plate 240 is continuously raised through the lifting mechanism 210, the gear two 243 is disengaged from the gear one 114, and the gear two 243 is inserted with the clamping block 151 at the top of the positioning rod 150, so that the weeding wheel 221 and the like are kept away from the ground, at this time, the rotation of the connecting plate 240 and the weeding wheel 221 can be limited through the clamping block 151 at the top of the positioning rod 150, and the advancing direction of the roller 121 can be adjusted through the driving motor 112, so that the walking module 100 moves out of the working area.

[0038] The limiting plate 212 and the top surface of the connecting plate 240 are provided with a circular hole corresponding to the positioning rod 150. When the connecting plate 240 is lifted by the lifting mechanism 210, the gear two 243 is inserted with the tooth block 151 at the top of the positioning rod 150, and the positioning rod 150 can pass through the circular hole, avoiding the positioning rod 150 from being abutted against the limiting plate 212.

[0039] Working principle: when in use, the hydraulic rod 213 is started, the connecting frame 211 is lowered, the limiting plate 212 drives the connecting plate 240 to move downward, the connecting plate 240 can drive the rotating rod 242 to move downward, the gear two 243 is separated from the gear one 114, and is inserted with the tooth block 151 at the bottom of the positioning rod 150, the rotation of the rotating rod 242 is limited through the tooth block 151, the connecting plate 240 is lowered to drive the fixed frame 220 and the fixed rod 230 to descend, the weeding wheel 221 and the plow body 231 are inserted into the soil, the wheel hub motor and the power motor are started, the roller 121 is driven to rotate through the wheel hub motor, the walking module 100 is advanced, the power motor can drive the weeding wheel 221 to rotate, the weeding wheel 221 can remove the roots of weeds when advancing, and when the plow body 231 advances, the soil can rise, break and turn along the curved surface of the plow body 231, thereby cultivating, and the fertilizer in the fertilizer storage tank 131 can enter the discharge pipe 241 from the conveying hose 132, and finally fall into the soil and be covered by the turned soil;

[0040] After the two sides of a row of corn seedlings are cultivated, weeded and fertilized, the hydraulic rod 213 can be started to lift the connecting frame 211 upward, the rotating rod 242 is moved upward, the gear two 243 is separated from the tooth block 151, and is re-inserted with the gear one 114, then the driving motor 112 is started to drive the transmission rod 111 to rotate, the transmission rod 111 can drive the adjusting rod 122 to rotate through the double-groove wheel 113 and the belt pulley two 124, the adjusting rod 122 can drive the supporting frame 120 and the roller 121 to rotate through the belt pulley one 123, thereby adjusting the advancing direction of the walking module 100, after the roller 121 rotates by 90 degrees, the driving motor 112 is stopped, and when the transmission rod 111 rotates, the transmission rod 111 can drive the rotating rod 242 to rotate through the gear one 114 and the gear two 243, the rotating rod 242 drives the connecting plate 240 to rotate, thereby driving the weeding wheel 221 and the plow body 231 to rotate through the fixed frame 220 and the fixed rod 230, and driving the discharge pipe 241 to rotate, so that the connecting plate 240 is rotated by 90 degrees, and when the rotating rod 242 and the discharge pipe 241 rotate, the discharge pipe 241 can be staggered with the conveying hose 132;

[0041] The wheel hub motor is started to rotate the roller 121, so that the walking module 100 moves to the next position of the ridge that needs to be cultivated, then the transmission rod 111 can be continuously rotated by the driving motor 112 to rotate the roller 121 by 90 degrees, and the connecting plate 240 drives the weeding wheel 221, the plow body 231 and the discharge pipe 241 to rotate by 90 degrees, so as to adjust the front and back positions of the weeding wheel 221, the plow body 231 and the discharge pipe 241, then the connecting plate 240 can be lowered by the lifting mechanism 210 to make the weeding wheel 221 and the plow body 231 extend into the soil, then the roller 121 is continuously rotated by the wheel hub motor to make the walking module 100 continue to move forward to cultivate, weed and fertilize, after the operation on the ridge is completed, the connecting plate 240 and the like are lifted, and the roller 121 and the connecting plate 240 and the like are reversely rotated by the driving motor 112, so that the roller 121 and the connecting plate 240 are rotated to the original angle, and then the operation is continuously performed.

[0042] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0043] The above is only an example and description of the present application, and those skilled in the art can make various modifications or supplements to the described specific embodiments or use similar ways to replace, as long as the modifications or supplements do not deviate from the application or exceed the scope defined by the present claims, and should belong to the protection scope of the present application.

Claims

1. A corn cultivation, weeding, and fertilizing machine, characterized in that, The system includes a walking module (100) and a tillage module (200). The walking module (100) includes a connecting shell (110), with support frames (120) at each of the four corners of the bottom of the connecting shell (110). Rollers (121) are rotatably connected to the bottom of the support frames (120), and hub motors are installed on the sides of the rollers (121). A fertilizer conveying mechanism (130) is installed on the top of the connecting shell (110). The tillage module (200) includes a lifting mechanism (210), with a connecting plate (240) at the bottom of the lifting mechanism (210). A component is fixedly connected to the bottom surface of the connecting plate (240). Two fixed frames (220) are provided. A weeding wheel (221) is rotatably connected to the inner side of the bottom of the fixed frame (220). A power motor is provided at the bottom of the fixed frame (220). The output end of the power motor is connected to the side of the weeding wheel (221). Two fixed rods (230) are fixedly connected to the bottom surface of the connecting plate (240). A plow body (231) is fixedly connected to the bottom end of the fixed rod (230). Two feed pipes (241) are fixedly connected to the inner side of the connecting plate (240) corresponding to the fertilizer conveying mechanism (130). The plow body (231) is located between the weeding wheel (221) and the feed pipes (241). The fertilizer conveying mechanism (130) includes a fertilizer storage box (131), the bottom surface of the fertilizer storage box (131) is fixedly connected to the top surface of the connecting shell (110), and the bottom surface of the fertilizer storage box (131) is connected to two conveying hoses (132), the bottom end of the conveying hose (132) corresponds to the top end of the adjacent discharge pipe (241); The inner side of the connecting shell (110) is slidably connected to a sliding block (140), the inner side of the sliding block (140) is fixedly connected to the sides of two conveying hoses (132), the top surface of the connecting plate (240) is fixedly connected to a rotating rod (242) which is rotatably connected to the bottom surface of the sliding block (140), and the inner side of the rotating rod (242) is fixedly connected to the top side of two feeding pipes (241); The inner side of the connecting shell (110) is rotatably connected to the transmission rod (111) on the side corresponding to the rotating rod (242). The transmission rod (111) has a gear 1 (114) fixedly sleeved on the bottom side, and the rotating rod (242) has a gear 2 (243) fixedly sleeved on the side, which meshes with the gear 1 (114). The lifting mechanism (210) includes two connecting frames (211). Hydraulic rods (213) are provided on both sides of the connecting frames (211). The output end of the hydraulic rods (213) is rotatably connected to the side of the connecting frame (211). A fixed seat that is fixedly connected to the side of the connecting shell (110) is fixedly connected to the side of the hydraulic rods (213). A limit plate (212) is fixedly connected to the bottom surface of the two connecting frames (211). The bottom surface of the limit plate (212) is rotatably connected to the top surface of the connecting plate (240), and the inner side of the limit plate (212) is rotatably connected to the side of the rotating rod (242). A drive motor (112) is fixedly connected to the top surface of the connecting shell (110), and the output end of the drive motor (112) is connected to the top end of the transmission rod (111) for transmission.

2. The corn weeding and fertilizing machine according to claim 1, characterized in that, The transmission rod (111) is fixedly sleeved with a double grooved wheel (113) on its side. The support frame (120) is fixedly connected to an adjusting rod (122) that is rotatably connected to the inner side of the connecting shell (110). The adjusting rod (122) is fixedly sleeved with a pulley (123) on its side. The two pulleys (123) located on the same short side of the connecting shell (110) are connected by belt drive. The two adjusting rods (122) located on one long side of the connecting shell (110) are both fixedly sleeved with pulleys (124). The two pulleys (124) are connected to the grooves corresponding to the double grooved wheel (113) by belt drive.

3. The corn weeding and fertilizing machine according to claim 1, characterized in that, A positioning rod (150) is fixedly connected to the top surface of the inner shell (110), and a toothed block (151) is fixedly connected to the top and bottom corresponding gears (243) on the side of the positioning rod (150).

4. The corn weeding and fertilizing machine according to claim 3, characterized in that, The top surfaces of the limiting plate (212) and the connecting plate (240) are provided with corresponding positioning rods (150) and round holes.

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