90 results about "TILLING" patented technology

The invention discloses a hydraulic tilling depth regulation and control method, device and system based on a tilling depth prediction result, belongs to the technical field of intelligent agricultural machinery, and particularly relates to self-adaptive regulation of the tilling depth. The problems that most of existing hydraulic tilling depth regulation and control systems depend on fixed control parameters, dynamic adjustment cannot be conducted according to real-time changing information such as the posture of a tractor body and the terrain, and therefore the performance and the effect of the hydraulic tilling depth regulation and control system in actual application are limited are solved. The method comprises the following steps: acquiring real farming depth data collected in real time; a control module is adopted to adjust a regulation and control instruction according to the deviation between the real tillage depth data and the given tillage depth, and self-adaptive adjustment of the given tillage depth is completed. The hydraulic tilling depth regulation and control method, device and system based on the tilling depth prediction result are suitable for predicting the tilling depth, dynamic adjustment is conducted according to the prediction result, and accurate control over the tilling depth is achieved.

A multi-source organic material fertilizing device relates to the technical field of soil improvement, and comprises a rack, a composite cultivation assembly and an organic material rapid mixing and crushing assembly, the right side of the rack is fixedly connected with a mounting rack, and both sides of the rack are fixedly connected with moving wheels. According to the application, through the composite cultivation assembly, the ploughing depth of a tilling cutter is adjusted by utilizing a hydraulic cylinder, a control panel ensures that the tilling cutter stably ascends and descends, a positioning sleeve limits the moving track of the tilling cutter, a rotary tillage sowing mechanism immediately crushes soil after the tilling cutter performs ploughing, and organic materials are uniformly mixed into deep soil through a rotating pipe and a crushing paddle; synchronous operation of ploughing, rotary tillage and mixing is achieved, the tedious process that multiple devices are needed and multiple times of field operation are needed in traditional step-by-step operation is avoided, operation time and human input are reduced, the overall operation efficiency is improved, cost is reduced, and meanwhile it is ensured that organic materials are evenly distributed in soil through one-time deep mixing.

The invention discloses a tilling depth detection method and system based on three-dimensional data, and relates to the technical field of precision agriculture, and the method comprises the steps: building nonlinear mapping based on a corrected attitude angle and a lifting arm angle, updating the nonlinear mapping through extended Kalman filtering, obtaining a high-precision real-time attitude angle, and obtaining a tilling depth detection result; and constructing an initial tilling depth model based on the high-precision real-time attitude angle, and fusing the target tilling depth and the LiDAR depth to obtain a target tilling depth value. By fusing data of multiple sensors such as LiDAR, RGB-D and IMU, adopting complementary filtering and an RANSAC algorithm to correct an attitude angle and improve attitude estimation precision, a point cloud density and signal-to-noise ratio adaptive weight mechanism is introduced, fusion of target tilling depth and visual depth is optimized, robustness and accuracy of tilling depth detection under a complex field condition are improved, and the method is suitable for large-scale popularization and application. The problem that a traditional method is insufficient in adaptability to mechanical dynamic changes and terrain slopes is effectively solved.

The utility model discloses a circulating type soil experiment device, which belongs to the technical field of agricultural machinery experiment devices and comprises a chain scraper conveyor, and the chain scraper conveyor comprises a chain plate; the rotary tillage device, the power harrow device, the seeding device, the drying and conveying device, the spraying device and the lifting device are arranged on the chain scraper conveyor, and the lifting device is a movable gantry crane commonly used in the market; the protective guard is arranged on the periphery of the chain scraper conveyor and fixedly installed on the ground through screws; the lifting device is arranged on the chain scraper conveyor, and the heights of the rotary tillage device, the power harrow device and the seeding device can be adjusted through the lifting device. By arranging the chain scraper conveyor, soil can be conveyed, various farming operations can be carried out, various farming machines can be tested, functionality and practicability can be improved, meanwhile, soil recycling can be achieved, resource waste is reduced, cyclic experiments can be achieved, the testing effect can be improved, and the mode of simulating a real farming scene can be achieved. And the test effect can be improved.

The invention relates to the technical field of cultivators, and discloses a cultivator for agricultural machinery, which comprises a cultivator shell, the top of the cultivator shell is fixedly connected with a feed hopper, the bottom of the cultivator shell is rotatably connected with a press wheel, an electric push rod is started while seeds enter a feed pipe, and the press wheel is pushed by the electric push rod to press the seeds into the feed pipe. The connecting rod is driven to slide up and down on the inner wall of the feeding pipe, meanwhile, the push block fixedly connected with the connecting rod slides along with the connecting rod, the sliding rod is pulled to move synchronously while the push block slides, and the inner rod moves upwards under the pushing force of the sliding rod; according to the seed scraping device, the push block effectively prevents seeds from falling from gaps of the feeding pipe while scraping the seeds, the seeds adhered to the inner wall of the feeding pipe can be smoothly scraped under the back-and-forth scraping of the push block, the continuity of the seeds in the falling process is ensured, and the seeds cannot be adhered to the inner wall of the feeding pipe to cause blockage of the feeding pipe.

This product is a tiller for cultivating fields. The tiller of this product is equipped with a detachable tilling device, and the tilling device can be raised and lowered by a lifting mechanism.

This utility model relates to the field of agricultural machinery, specifically to an agricultural tiller. The technical solution includes a fixed frame and a connecting arm. The connecting arm is hinged to the upper end of the fixed frame. Side plates are symmetrically installed on both sides of the fixed frame. A drive shaft is rotatably connected to the middle of the side plates. Positioning components are spaced apart on the outside of the drive shaft. Plow blades are spaced apart on the surface of the positioning components. The beneficial effect of this utility model is that when it is necessary to adjust the spacing between adjacent plow blades, the positioning plate can be moved horizontally outside the drive shaft. The fixing insertion hole and the threaded hole have the same diameter. Once the displacement reaches the required position, the fixing insertion hole and the threaded hole are aligned. Then, a locking screw is inserted through the threaded hole into the fixing insertion hole for fixation, facilitating the adjustment of the spacing between adjacent plow blades.

The invention is suitable for the technical field of tilling depth control, and provides an automatic tilling depth and levelness control device which comprises a hollow square pipe, connecting frames are fixedly connected to the positions, close to the two sides, of the bottom side of the hollow square pipe, and adjusting assemblies are arranged on the hollow square pipe and the two connecting frames and used for tilling depth adjustment. A buffer assembly is fixedly arranged on the adjusting assembly and used for tilling depth damping, and a soil turning assembly is arranged between the two connecting frames and used for land tilling. Two square connecting rods are driven to rotate on two connecting frames through two arranged electric telescopic air cylinders, then the two electric telescopic air cylinders are controlled by a controller, meanwhile, the tilling depth is monitored by a distance monitoring camera in real time, collected data are transmitted to the controller, and the controller is controlled by the controller to monitor the tilling depth in real time. And the controller automatically controls the two electric telescopic cylinders to adjust the depth, so that the trouble of manual control by operators is solved, the soil plough layer can be consistent, and the root development of crops is improved.

The application discloses a corn-soybean rotation planting method based on carbon fixation and emission reduction, and belongs to the field of agricultural technology, and comprises the following steps: obtaining the soil surface layer thickness of a corn and soybean planting plot; setting a soil middle layer and a soil bottom layer of the corn and soybean planting plot; obtaining the plot crop type at a future time; obtaining the corn and soybean straw returning amount ratio of the current plot; obtaining the corn and soybean straw returning amount based on the straw returning amount ratio and mixing the soil of the soil surface layer; separating part of the soil from the soil middle layer of the current plot and uniformly mixing the straw mixed soil; burying the new bottom layer soil into the position of the soil bottom layer of the current plot, adjusting the soil bottom layer of the current plot into a new soil middle layer, and adjusting the soil middle layer of the current plot into a new soil surface layer. The problems of short straw returning straw decomposition time and unreasonable straw returning amount setting are solved. Thus, based on effective straw returning operation, carbon fixation and emission reduction of the corn-soybean rotation planting area are realized.

1. The name of this design product: Rotary Tilling Blade Set (Spider King Disc Rotary Tilling Blade). 2. Purpose of this design product: for agricultural farming. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the key points of the design: Design 1 3D drawing. 5. Designate Design 1 as the base design.

This invention provides a strip tillage device and a strip tillage machine, relating to the field of agricultural machinery technology. It includes a mounting frame, a straw cleaning mechanism, and a transmission mechanism. The straw cleaning mechanism includes a rotating component and straw-cleaning blades spaced along a spiral trajectory on the surface of the rotating component. The axial length of the straw-cleaning blades is adapted to the width of a single tillage strip. The transmission mechanism is mounted on the mounting frame; its power input end connects to a drive mechanism, and its power output end connects to the rotating component. In this invention, the straw-cleaning blades are distributed along a spiral trajectory. When the straw-cleaning blades lift the straw, the straw is pushed to the side by the blades, thus cleaning the straw. Because the axial length of the straw-cleaning blades is adapted to the width of a single tillage strip, the number of strip tillage devices can be selected according to the actual width of the tillage area, and the individual strip tillage devices do not interfere with each other, improving the straw-cleaning effect.

The utility model discloses a hydraulic adjusting hook double-beam subsoiler, and relates to the technical field of subsoilers. The utility model aims to solve the problems that in the prior art, subsoiling mechanisms are usually installed on a main beam of a subsoiler through bolts, the working distance between the subsoiling mechanisms is fixed, the working requirements of crops with different line spacing cannot be met, and the line spacing is inconvenient to adjust. The subsoiler comprises a main beam, an adjusting beam, a suspension beam and three subsoiling mechanisms, the main beam and the adjusting beam are both installed on the suspension beam, a subsoiling mechanism is installed in the middle of the adjusting beam, the left end and the right end of the adjusting beam are each movably connected with a subsoiling mechanism, and the subsoiler suspension beam is connected with a vehicle body. The crop subsoiler is used for crop subsoiling operation.

The invention discloses a modularized Chinese mugwort sowing and soil turning device and an assembling method thereof, and belongs to the technical field of agricultural machinery. Racks on the two sides are moved to drive sliding sleeves to be connected to the exteriors of extension rods in a sleeving mode, so that all the racks are located on the same horizontal line; the limiting bolts can be clamped into any limiting hole to adjust and lock the positions of the racks, the distance between every two adjacent racks and the distance between every two adjacent soil turning assemblies are adjusted so that the row spacing of Chinese mugwort planting can be freely adjusted, the multiple soil turning assemblies and the bulldozing assemblies are sequentially installed in the racks, the stock bin is erected in the racks, and therefore the Chinese mugwort planting efficiency is improved. The middle of the material scattering assembly is located in the opening in the bottom of the material bin, so that the device is assembled, the functions of the device are rapidly adjusted by replacing or increasing or decreasing the modules, the function expansion difficulty is low, flexible combination and disassembly of the functions of the device can be achieved through the modular design, the transportation difficulty is low, and the practicability is high. And the requirements of different operation scenes and planting scales are met.

The application provides a device for ploughing, sowing and pesticide spraying and an intelligent pesticide spraying method. The device is provided with a power module, a rotary ploughing module, a pesticide spraying module and a sowing module. The rotary ploughing module, the pesticide spraying module and the sowing module are installed at the rear end of the power module. The power module, the rotary ploughing module, the pesticide spraying module and the sowing module are independently arranged and can be combined for use according to actual ploughing requirements. The device can realize unmanned autonomous ploughing or manual operation control ploughing through a visual detection module arranged at the front end of the power module. The intelligent pesticide spraying method of the device is that the power module controls the pesticide spraying module to realize intelligent pesticide spraying. The device is modularly designed and combined for use. The soil loosening, sowing, pesticide spraying and fertilization are integrated, and the ploughing is prevented from being rolled multiple times by mechanical equipment.

The invention discloses a corn and soybean rotation tillage planting method based on carbon sequestration and emission reduction, and belongs to the technical field of agriculture. Setting a soil middle layer and a soil bottom layer of the corn and soybean planting plot; obtaining the types of land parcel farming crops in future time; obtaining the returning straw quantity ratio of the corn and the soybean of the current land parcel; corn and soybean returning straw is obtained based on the returning straw proportion and mixed with soil on the soil surface layer; part of soil is separated from the soil middle layer of the current land parcel and evenly mixed with straw mixed soil; the new bottom layer soil is buried in the position of the soil bottom layer of the current land parcel, the soil bottom layer of the current land parcel is adjusted to be a new soil middle layer, and the soil middle layer of the current land parcel is adjusted to be a new soil surface layer. The problems that the decomposition time of the straw returned to the field is short, and the setting of the straw returned to the field is unreasonable are solved. Therefore, carbon sequestration and emission reduction of corn and soybean rotation tillage areas are realized based on effective straw returning operation.

The application relates to the field of agricultural irrigation technology, in particular to a water and fertilizer integrated irrigation control system and a control method, which specifically comprises the following steps: calculating a water and nutrient loss factor according to test field irrigation data, and fitting a mapping relationship between soil initial root layer water and nutrient data and corresponding loss factors, so as to help ordinary cultivated fields to quickly obtain corresponding loss factors according to root layer water and nutrients during use, and to adaptively adjust water and nutrient irrigation amounts; in view of the problem that individual areas do not reach the requirements after preliminary irrigation of ordinary cultivated fields, corresponding loss factors are adjusted according to post-irrigation data, and then the irrigation amount is adjusted for supplementary irrigation; the problem that the traditional integrated irrigation lacks consideration of the fact that part of water and nutrients will be lost before reaching the root layer, leading to the fact that the water and nutrient amounts of the crop root layer may still be lower than the required amount after the irrigation is completed, is avoided, and the irrigation precision of crops is improved.

The invention belongs to the technical field of agricultural cultivation and root breaking machinery, and particularly relates to a root breaking machine for agricultural mechanical cultivation, which comprises a shell and a rotary tillage mechanism, the rotary tillage mechanism comprises a main shaft, a positioning bulge, a plurality of outer cylinders and a plurality of rotary tillage cutters; the main shaft is provided with the positioning protrusion, the positioning protrusion and the main shaft are both connected with the outer cylinder in a sliding mode, the outer cylinder can move in the axial direction of the main shaft, and the rotary blade is connected to the outer cylinder. Wherein the rotary blades can synchronously rotate along with the main shaft. The positioning protrusions on the main shaft are in sliding fit with the outer barrels, so that the outer barrels can move in the axial direction of the main shaft, and the overall position of the rotary blade is driven to change. Compared with a traditional structure that the rotary blades are fixedly installed, the space and the arrangement position of the rotary blades can be flexibly adjusted according to operation requirements, the rotary blade device adapts to different soil conditions and different crop stubble distribution, and the root breaking effect and the operation adaptability are improved.

The utility model provides an under-forest panax notoginseng lime spreading and rotary tillage all-in-one machine which comprises a rotary cultivator main body, a rotary blade main body installed on one side of the rotary cultivator main body, a box body installed at one end of the rotary cultivator main body, a box bottom plate installed at the bottom of the box body through bolts, and an outer plate arranged on the surface of the box bottom plate and located in the box body. An outer plate is arranged in the box bottom plate, an inner plate is arranged in the box bottom plate and located above the outer plate, the fixing assembly is arranged among the box bottom plate, the inner plate and the outer plate, a connecting bolt is arranged between the box bottom plate and the outer plate, and a connecting hole matched with the connecting bolt is formed between the box bottom plate and the outer plate. According to the lime spreading and rotary tillage all-in-one machine for the under-forest panax notoginseng, the box body with the box bottom plate is installed at one end of the rotary tillage machine body and matched with the outer plate, the inner plate, the fixing assembly and the connecting bolt for operation, and lime can be automatically and evenly spread on the ground while rotary tillage is conducted on the panax notoginseng planting field; and the lime spreading amount can be dynamically adjusted according to agricultural requirements.

The invention relates to the technical field of agricultural irrigation, in particular to a water and fertilizer integrated irrigation control system and method, and the method specifically comprises the steps: calculating loss factors of moisture and nutrients according to the irrigation data of a test field, and fitting the mapping relation between the moisture and nutrient data of an initial root layer of soil and the corresponding loss factors; the method can help a common farming field to rapidly obtain corresponding loss factors according to moisture and nutrients of a root layer so as to adaptively adjust the moisture and nutrient irrigation amount. In order to solve the problem that individual areas do not meet requirements after primary irrigation of a common farming field, corresponding loss factors are adjusted according to data in the later period of primary irrigation, and then the supplementary irrigation amount is adjusted for supplementary irrigation; the problem that in traditional integrated irrigation, partial loss of irrigation water and nutrients is not considered before the irrigation water and nutrients reach the root system layer, so that the water and nutrient amount of the crop root system layer after irrigation is still lower than the demand amount is solved, and the irrigation precision of crops is improved.

The invention discloses a crop growth detection system for agricultural cultivation, and relates to the technical field of growth detection, and the system comprises a triangular ridge line generation module which is used for generating a triangular ridge line based on a remote sensing image of a furrow-ridge film-covered corn field; the wet printing point extraction module is used for generating wet printing points based on the remote sensing image and defining a pseudo line center line based on the wet printing points and the triangular ridge line; the forbidden band construction module is used for constructing a forbidden band region based on the pseudo row center line; the seedling candidate detection module is used for determining candidate seedling points based on the prohibited zone area; and the target seeding line determination module is used for determining a target seeding line based on the triangular ridge line, the wet printing points and the candidate seedling points. According to the invention, the stability and spatial purity of crop seedling point detection are improved.

The invention provides a rotary blade group, which solves the problems of large ploughing resistance and poor stability due to the fact that a main blade and an auxiliary blade of an existing rotary blade are positioned at the same end of a blade handle. The rotary tillage device comprises a cutter shaft and a plurality of cutter holders fixed on the cutter shaft, each cutter holder is provided with a rotary tillage cutter, the rotary tillage cutter comprises a cutter handle connected with the cutter holder, a main blade arranged at one end of the cutter handle and used for ploughing and an auxiliary blade arranged at the other end of the cutter handle and used for cutting off weeds, and the turning radius of the auxiliary blade is smaller than that of the main blade. The main blade and the auxiliary blade are located at the different ends of the cutter handle respectively, the situation that the main blade and the auxiliary blade make contact with the ground at the same time during ploughing is avoided, ploughing resistance is reduced, and oil consumption of the mini-tiller is reduced; the auxiliary blade starts to be balanced when the main blade is used for ploughing, and the main blade starts to be balanced when the auxiliary blade is used for cutting grass, so that the stability of the mini-tiller in the working process is greatly improved; the auxiliary blades can cut off grass, so that the single rotary blade has the functions of grass winding prevention and ploughing.

The invention discloses a method for promoting organic matter accumulation based on the soil food web level and application of the method, and belongs to the technical field of soil ecological restoration and organic matter management. According to the invention, it is found for the first time that release of an easily-decomposed carbon library can be significantly accelerated and the decomposition rate of organic matters can be improved by simultaneously supplementing crushed crop straws, capturing heterophagous nematodes and bacterial-feeding nematodes into soil; accumulation of mineral bound organic matters (MAOC) is promoted, and long-term immobilization of soil organic matters is facilitated; the provided method for promoting soil organic matter accumulation is easy and convenient to operate, high in environmental compatibility, suitable for various soil types, wide in application prospect and capable of effectively improving the soil quality, improving the soil productivity and the cultivation environment and promoting agricultural sustainable development.

The invention discloses a rice product carbon emission measuring and calculating method based on data cleaning, and belongs to the technical field of agricultural product carbon emission. The method comprises the following steps: step S1, collecting full-flow data such as a farmland cultivation mode, agricultural material investment, agricultural machinery energy consumption, soil and crop carbon reserve changes, processing and packaging and the like; s2, on the basis of a regional rice database, abnormal values are removed through an isolated forest and random forest algorithm, missing values are supplemented, credible data are obtained, and the database is updated; s3, selecting a rice field equivalent emission factor and a soil carbon change factor according to a cultivation mode, inputting cleaning data through a grey prediction model to predict a plant carbon-containing parameter, calculating a plant carbon content change factor, and calling a preset factor library to determine emission factors such as agricultural materials and energy; s4, based on the credible data and each factor, completing measurement and calculation through a whole-process carbon emission formula; according to the invention, through data cleaning and parameter prediction, the data quality and the measurement and calculation precision are improved, and the parameter acquisition cost is reduced.

The application relates to a kind of salt alkali land experimental ploughing devices, belong to agricultural equipment technical field.A kind of salt alkali land experimental ploughing device includes mounting bracket, drive mechanism, harrowing assembly and first elastic member.Drive mechanism is arranged in mounting bracket, drive mechanism has multiple first protrusions protruding from the outer circumferential side of drive mechanism.Harrowing assembly is coaxially rotatably sleeved outside drive mechanism, and harrowing assembly has multiple second protrusions protruding from the inner circumferential side of harrowing assembly.Multiple first protrusions and multiple second protrusions are sequentially spaced along the circumference of drive mechanism. Along the circumference of drive mechanism, first elastic member is located between first protrusion and second protrusion, and the two ends of first elastic member respectively abut against first protrusion and second protrusion. Drive mechanism rotates around rotation axis to compress first elastic member and drive harrowing assembly to rotate.

This invention proposes a system for treating plants, comprising: a spray bar with a plurality of spray nozzles distributed on the spray bar and fed by a spray control device; a set of cameras capable of capturing images of an area to be treated; and a digital processing device capable of analyzing the images captured by the cameras, identifying the plants to be treated, and issuing instructions to the spray control device to spray at least one product onto the plants to be treated. According to the invention, the spray nozzles and the spray control device are configured to apply a substantially uniform dose of product to the area to be treated independently of the identification of the plants to be treated in the images, and to locally apply supplemental doses of product to the plants to be treated identified by the digital processing device. This is particularly suitable for agricultural applications or for treating non-cultivated spaces.

The invention belongs to the field of agricultural devices, and particularly relates to a combined rotary tillage device, which comprises an upper cross beam mounted on a crawler-type rear axle of an agricultural machine, and is characterized in that first vertical hydraulic cylinders are fixed on two sides of the upper cross beam, channel steel is horizontally welded on the left side of the upper cross beam, and the first vertical hydraulic cylinders are connected with a lower cross beam through inverted L-shaped rods; horizontal supporting rods are installed on the front side and the rear side of the lower cross beam, a first rotating shaft is arranged on the right side of the lower cross beam and installed between the horizontal supporting rods, a plurality of first discs are installed on the first rotating shaft, and a plurality of rotary tillage blades are evenly distributed on the first discs along the circle center; the two sides of the top of the protective cover are hinged to the lower cross beam through first arc-shaped rods. The rear combined rotary tillage device has the beneficial effects that firstly, lifting of the whole rear combined rotary tillage device can be achieved through the first hydraulic cylinder; secondly, when deep ditches need to be tilled in the field, the plough can be provided with a longer right blade for tilling; at the moment, when the stranding cage twists from the two sides to the center and the land is changed into the field, the plough can take down the blades on the right side for cultivation, when the first field is cultivated, the stranding cage twists from the center to the two sides, and when the second field is cultivated, the stranding cage is taken down.

1. Name of the product in this design: Multi-functional four-wheel drive stubble wiping and weeding machine. 2. Purpose of this design: A tool for agricultural tilling and weeding. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a cultivation quality analysis method and system based on tillage field image recognition and relates to the technical field of agricultural operation monitoring. The method comprises the following steps: synchronously collecting tillage region images and coded light images by a multi-angle camera and a structured light module, completing camera pose calibration, outputting image sequences and view angle parameters; reconstructing field sparse point cloud P and topological grid model M by SfM and MVS technologies, performing semantic segmentation on the main view image by a Swin-Unet network, extracting tillage trajectories and sowing point masks, and mapping the mask boundary back to the topological grid model by the camera pose. The application realizes high-precision perception and modeling of tillage field sowing trajectories, sowing point distribution and ground structure characteristics, realizes an integrated quality evaluation path from data collection, structure modeling, index extraction to visual heat map output, and significantly improves the comprehensiveness, fineness and spatial positioning capability of tillage operation analysis.

A detection system detects malfunctions in an autonomous farming vehicle during an autonomous routine using one or more models and data from sensors coupled to the autonomous farming vehicle. The models may include machine-learned models trained on the sensor data and configured to identify objects indicative of an operational or malfunctioning component within a tilling assembly such as a tilling shank or sweep. Additionally, a machine-learned model may be trained on sensor data to detect whether debris has plugged the tilling assembly of the autonomous farming vehicle. In response to detecting a malfunction or a plug, the detection system may modify the autonomous routine (e.g., pausing operation) or provide information for the malfunction to be addressed (e.g., the likely location of a malfunctioning sweep that has detached from the tilling assembly).

The utility model discloses sowing and soil covering equipment for dry land corn cultivation, which relates to the technical field of corn cultivation and comprises a connecting frame, a hydraulic cylinder arranged on the connecting frame, a carrier plate fixedly mounted at the output end of the hydraulic cylinder, a sowing component arranged on the left side of the carrier plate, and a fixing plate arranged on the left side of the sowing component. The sowing assembly is used for sowing corn seeds in soil, a supporting plate is fixed to the bottom of the fixing plate, and a pressing roller is rotationally connected to the supporting plate through a bearing. The two cutting plates are matched with the two arc-shaped guide plates, so that soil on the two sides of corn seeds can be gathered to the positions above the corn seeds after the sowing assembly completes soil breaking and corn sowing, burying of the corn seeds can be better achieved, and the thickness of the soil above the corn seeds can be increased; the corn seeds can better germinate and grow, soil gathered by the two arc-shaped guide plates can be slightly compacted by using the compression roller, and the gathered soil is prevented from easily collapsing.