53 results about "Agricultural mechanization" patented technology

The invention provides an impeller type rice side depth variable fertilizer apparatus based on discrete elements, and belongs to the field of rice side depth fertilization. The invention aims to provide a structure capable of meeting the variable application requirement of the liquid fertilizer and provide the optimal parameter design of the structure. According to the impeller type variable fertilizer discharger, the impeller rotates to convey the fertilizer from the fertilizer inlet to the fertilizer outlet, and the opening degree of the fertilizer discharging inlet is changed by adjusting the speed of the fertilizer adjusting shifting piece, so that variable control of the fertilizing amount is realized. In order to ensure that the device can operate according to expectation, key parts are theoretically analyzed, and structural parameters are reasonably optimized and adjusted by combining simulation research on related factors of the fertilizer in the movement process; the design of the device not only provides a new implementation way for variable rate fertilization, but also contributes to improving the fertilization precision and the automation level of rice production, and promotes the development of rice agricultural mechanization to a certain extent.

The present invention discloses a fruit and vegetable picking and grasping structure and a fruit and vegetable picking robot, belonging to the technical field of agricultural picking machinery. The structure comprises a base, a fruit grasping assembly, and a fruit stem fixing assembly. The fruit grasping assembly forms a fruit-enclosing cavity by means of multiple claws hinged circumferentially on a support body. The fruit stem fixing assembly employs dual clamping arms to clamp the fruit stem from both sides. When the support body moves downward, the claws drag the fruit, separating the fruit stem. By designing the fruit grasping assembly and the fruit stem fixing assembly, the present invention achieves separation between the fruit and the fruit stem, making it suitable for fruit and vegetable picking operations. Combined with structures such as a multi-jointed manipulator and a mobile chassis, the system can achieve agricultural mechanization for the entire fruit and vegetable picking and collection process.

The invention, which relates to the technical field of agricultural mechanization, provides a multi-source-fusion-based holographic sensing intelligent module for farming machinery, comprising a plurality of independent sensor units. And the data processing unit is used for receiving and storing various data acquired by the plurality of independent sensor units, the data processing unit adopts a multi-source data fusion algorithm based on a traditional rule, and the various data comprise soil humidity, meteorological conditions, crop growth states, mechanical motion states and energy efficiency data in the cultivation process. According to the multi-source fusion-based holographic sensing intelligent module for the farming machine, the flexibility and response speed of farming operation are remarkably improved, the operation quality is effectively improved, energy consumption and resource waste are reduced, and agricultural production is further promoted to develop towards the efficient and sustainable direction.

The utility model relates to the technical field of agricultural harvesters, in particular to a ton bag storing and discharging device, and aims to solve the problem that a harvester needs to be shut down when a ton bag is replaced. The device comprises a temporary storage hopper arranged on the harvester and used for temporarily storing materials, and a discharging opening is formed in the bottom of the temporary storage hopper and used for conveying the materials into a ton bag below. And a buffer baffle assembly is arranged on the outer side of the buffer hopper, material falling can be flexibly managed by controlling the assembly, and it is ensured that the machine does not stop running. The ton bag replacing device is reliable in structure, improves operation efficiency and continuity, reduces manual intervention, achieves rapid ton bag replacing under the non-stop condition, and meets the requirement for efficient and continuous operation of modern agricultural mechanization.

The invention discloses an intelligent reflective film tiling machine for an apple orchard and a control method of the intelligent reflective film tiling machine. The tiling machine comprises a mechanical execution module, an intelligent control module, an environment perception module, an energy management module and a man-machine interaction module, the intelligent control module completes path planning, obstacle avoidance and instruction issuing by means of an ROS system; the environment sensing module is fused with multiple sensors to realize accurate positioning and quality monitoring; the energy management module is based on solar power supply, energy-saving and environment-friendly; the man-machine interaction module supports remote control and state monitoring. Through the integrated improved design of a mechanical structure, intelligent control, multi-source sensing and energy management, full-flow automation of reflective film laying, quality monitoring precision and energy utilization environmental protection are achieved, the operation efficiency and quality are improved, and agricultural mechanization and intelligent development is promoted.

The utility model relates to the technical field of agricultural mechanization, in particular to a mechanical agricultural mulching film machine, which comprises a machine frame and wheels arranged at two ends of the machine frame, and is characterized in that mulching film placing components are respectively arranged on two sides of the middle rear end of the machine frame, a pressing wheel component is arranged at the rear end of each mulching film placing component, and a pressing wheel is arranged on the pressing wheel component. A soil shoveling assembly is arranged at the rear end of each pressing wheel assembly; the mulching film placing assembly not only can be suitable for mulching film reels with different widths, but also can adjust the placing height of the mulching film, and is wide in application range and convenient to operate; according to the pressing wheel assembly, the height of the rubber wheel for pressing the film can be adjusted up and down, it is ensured that the pressing wheel is attached to the ground, and the film covering effect is improved; the soil shoveling assembly shovels soil to the two sides of a mulching film to press the mulching film after film mulching and pressing, manual soil covering and film pressing are not needed, and the mulching film can be effectively prevented from being blown up by wind.

The invention provides an agricultural machinery equipment identification method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining an agricultural machinery equipment target image, carrying out the first type and second type information labeling of the target image according to the standard of agricultural machinery classification (NY / T1640-2021), and building a target image data set; according to an SIFT + PCA data preprocessing method, performing feature extraction and screening on the target image data set to obtain a target image feature data set; training a two-layer classification model corresponding to the target image feature data set through an SVM algorithm; inputting a target image online; and according to the SVM two-layer classification model, analyzing the preprocessed online target image feature data, and identifying the agricultural machinery equipment type online. According to the method, agricultural machinery equipment of different types and different models can be quickly and accurately identified, and reliable technical support is provided for online search, consultation, popularization and application of agricultural machinery technology and equipment thereof.

The crawler-type intelligent tea picking robot comprises a crawler-type movable chassis, a liftable aluminum alloy platform, a three-axis linear module system and an end executor, the liftable aluminum alloy platform is located on the crawler-type movable chassis, the three-axis linear module system is installed on the liftable aluminum alloy platform, and the end executor is installed on the three-axis linear module system. According to the intelligent tea picking robot, multi-axis cooperative control, intelligent visual recognition and complex terrain self-adaptive capacity are integrated, the terrace tea picking automation level and operation efficiency are remarkably improved, and an efficient and reliable solution is provided for agricultural mechanization in hills and mountains.

The present application belongs to the field of agricultural mechanization and precision agriculture technology, and particularly relates to a farm machine operation quality monitoring system and method based on RTK high-precision positioning, which comprises a separated monitoring device arranged outside the agricultural machine, a cloud platform and a user terminal. The separated monitoring device comprises an RTK positioning module, a multi-protocol CAN port module, a data buffer module and a wireless communication module, and realizes independent collection and real-time uploading of centimeter-level operation track and farm tool operation parameters. The cloud platform has functions of row distance dynamic analysis, speed compliance evaluation, operation coverage analysis and multi-source fusion evaluation, and can generate operation heat maps and comprehensive quality evaluation reports. The user terminal is used for visual display and cost accounting during operation. The system can realize data neutrality, quality traceability and operation collaborative scheduling during the whole process of agricultural machine operation, significantly improves operation efficiency and management transparency, and is suitable for large-scale agricultural production and socialized agricultural machine service quality supervision scenarios.

The application provides a double-perturbation soil loosening and root cutting Cistanche seed sowing machine, and belongs to the field of agricultural mechanization equipment. A transverse beam of a machine frame is fixed with a transmission seat plate, a soil loosening frame is slidably inserted into the transverse beam, an adjusting cylinder is hinged at one end of the transverse beam, an extension rod of the adjusting cylinder is hinged on the soil loosening frame, a suspension frame is fixed on one side of the transmission seat plate, and the seed sowing machine is hung on the suspension system of a tractor through the suspension frame. A transmission box of the soil loosening device is installed on the transmission seat plate of the machine frame and is connected with a power output shaft of the tractor through a transmission shaft, a soil loosening assembly is supported on the soil loosening frame and is connected with the transmission box through a universal shaft, a seed sowing device is installed on the soil loosening frame, and each seed feeding section of a seed guide tube is supported on a guide tube plate of the soil loosening frame of the machine frame. When the tractor drives the seed sowing machine to run, the seed sowing device sows Cistanche seeds in the loose soil groove formed after the soil loosening of the soil loosening device. The application can uniformly sow along the whole groove in three dimensions, accurately cuts the root system of the parasitic plant, and has high operation reliability.

The invention relates to the technical field of intelligent agricultural machinery, and discloses an intelligent crop recovery system based on carbon circulation, which comprises an impurity removal device, a sorting device, a drying device, a transmission device, a storage device, a carbon dioxide supply device and a plant greenhouse, the feeding end of the sorting device is arranged at a discharging port of the impurity removal device, the discharging end of the sorting device communicates with a feeding port of the drying device through a pipeline, and the conveying device is arranged between the drying device and the storage device; the top of the storage device is communicated with the carbon dioxide supply device, and the bottom of the storage device is communicated with the plant greenhouse, so that the crop storage efficiency is improved, chemical residues are reduced, environmental pollution is reduced, and efficient cleaning, drying, storage and waste gas recycling of crops are achieved; the mechanization degree in the crop recycling process is higher, the operation difficulty of farmers is reduced, and the development of intelligent agricultural mechanization is promoted.

The utility model relates to a poly V-belt-gear transmission mechanism of a yaw tractor, and belongs to the technical field of agricultural machinery in hilly and mountainous areas. According to the mechanism, through innovative integration of multi-wedge belt flexible transmission and gear rigid transmission, automatic compensation of axis deviation and efficient power transmission are achieved. Specifically, a poly V-belt wheel 1 is connected with an output shaft of an engine through a spline, power is transmitted to a poly V-belt wheel 2 through a poly V-belt, and the high friction coefficient and the elastic deformation capacity of the poly V-belt are utilized to adapt to dynamic axis changes; the rotating center shaft is connected with a gearbox input shaft through a gearbox assembly, rigid transmission is completed through a cylindrical gear set, and the stability under the large load is ensured. The tensioning wheel assembly provides constant tension to prevent slipping; the deep groove ball bearing supports all rotating parts, and friction loss is reduced. The flexible transmission mechanism has the self-adaptability of flexible transmission and the high-efficiency reliability of gear transmission, the transmission efficiency, the equipment service life and the safety of a tractor in hilly and mountainous area operation are remarkably improved, and a low-cost solution is provided for agricultural mechanization in complex terrains.

The invention discloses a yield measurement method and system based on grain accumulation form online identification and measurement, and relates to the field of agricultural machinery intelligence. Acquiring a first operation position, an operation speed and a header image of the current harvester, and calculating a current actual effective cutting width according to the header image; when the current output voltage of the proximity switch is a high level, collecting a grain image on a scraper of the elevator, constructing a grain three-dimensional accumulation model based on the grain image in combination with the reconstructed three-dimensional point cloud, and calculating the grain volume; obtaining the water content of the current grain, and converting the volume of the grain into the weight of the grain; and acquiring a real-time second operation position of the harvester, calculating an effective harvesting length in unit time and calculating a harvesting area in unit time by combining the first operation position and the operation speed, and further completing calculation of the grain quality and the yield of the land parcel. According to the invention, key technical support is provided for intelligent and precise upgrading of agricultural mechanization.

This invention relates to the field of agricultural mechanization technology and discloses a robot system for fruit thinning. The system includes a vehicle body with a mounting base fixedly connected to its top. A movable arm is mounted on the outside of the mounting base, and a mounting plate is mounted at the other end of the movable arm. Multiple electrically operated telescopic rods are rotatably connected to the outer wall of the mounting plate, and movable frames are rotatably connected to the other ends of each of the multiple electric telescopic rods. Soft cloth covers are connected between the multiple movable frames. A guide cylinder is fixedly connected to the center of the mounting plate, and multiple fixed seats are fixedly connected to the outer wall of the guide cylinder. By installing a collection component and a thinning component on the movable arm, excess fruit, leaves, and branches after pruning can be recycled and processed into nutrients to provide nourishment for fruit trees or other plants. This effectively reduces waste generation and provides a better environment for the orchard.

The application provides a track agricultural machine transfer platform system and a dynamic pose adjustment closed-loop control method thereof, the system comprises a fixed base, a dynamic regulation platform and a control system, the fixed base is used for providing a mounting base, the dynamic regulation platform is mounted on the fixed base and is used for bearing an agricultural machine to be transferred and realizing three-dimensional space pose adjustment, the control system is electrically connected with the dynamic regulation platform and is used for processing collected data, executing an optimized AKF algorithm and outputting a control instruction. The application combines a three-degree-of-freedom dynamic regulation platform and an optimized AKF algorithm, constructs a complete "perception-decision-execution" closed-loop control system, realizes position tracking adjustment and tipping early warning of the agricultural machine, cooperatively works a pneumatic active damping and a linear motor module, makes sensor data more reliable, provides safety guarantee for hilly and mountainous agricultural machine transfer, and provides high-reliability technical guarantee for intelligent agricultural machine equipment of agricultural mechanization transportation.

The utility model discloses a plastic film residue recycling machine, which belongs to the field of agricultural mechanization, and comprises a front pull rod assembly, the rear side of the front pull rod assembly is fixedly connected with a main driving frame, the main driving frame is internally provided with a film lifting belt, the outer side of the film lifting belt is fixedly connected with a plurality of spike teeth, and the spike teeth are arranged on the spike teeth. A film removing plastic disc is arranged on the top of the front side of the film removing belt, a film removing disc is arranged on the rear side of the top of the film removing belt, a front packing belt system is arranged on the rear side of the film removing disc, and a rear packing system is arranged below the front packing belt system. According to the utility model, the film lifting belt is arranged, the plastic film removing disc is arranged at the top of the front side of the film lifting belt, and the plastic film removing disc is arranged at the rear side of the top of the film lifting belt, so that residual films in cut soil are lifted through the rotation of the film lifting belt and the spike teeth, and residual soil blocks on the residual films are removed through the running fit of the plastic film removing disc; the plastic film residue recycling device is simple and efficient, the plastic film residue recycling capacity is high, and soil residues are few.

This application relates to the field of agricultural mechanization and intelligent control technology, and discloses a method for collaborative operation of multiple agricultural machines based on a vertical domain large model. The method includes: a central controller receiving multi-source sensing data uploaded by onboard controllers, fusing and constructing a vertical domain knowledge graph and generating a load distribution prediction model, and issuing an initial collaborative path accordingly; each onboard controller collecting attitude data to calculate deviations, correcting parameters and uploading them if they exceed a threshold, and generating an optimized collaborative path; the central controller receiving torque values ​​to calculate the resultant torque distribution, determining the lever arm length distribution, analyzing the center of gravity offset in conjunction with the weight of the agricultural machinery, and issuing commands to adjust the relative posture of the agricultural machinery under high loads; each onboard controller monitoring hydraulic pressure, fine-tuning actuator resistance and uploading stability parameters if it exceeds the range; the central controller evaluating durability indicators based on historical data, and updating the collaborative path by fusing real-time data when the indicators are too low, obtaining the final solution. This application improves the accuracy of collaborative operation of multiple agricultural machines in complex terrain.

The invention relates to the technical field of agricultural mechanization and automation thereof, and discloses a precision agriculture-oriented air-ground integrated multi-source information acquisition robot, which comprises a ground walking device, a flight driving device, a mode conversion device, an environment sensing device, a soil detection device and an information processing module. According to the air-ground integrated multi-source information acquisition robot for precision agriculture, a chassis gasket is arranged below a chassis of a ground walking device robot, and a Mecanum driving wheel module driven by a chassis driving stepping motor is combined, so that the omni-directional moving capability and the adjustable ground clearance of the robot are realized; the trafficability and the operation flexibility of the robot in crops with different heights and complex farmland terrains are obviously improved; by arranging the electromagnetic lock and the through groove matching structure on the lower fixing plate of the vehicle arm in the mode conversion device, when the robot is in the flight mode, the vehicle arm is locked through the lock cylinder of the electromagnetic lock, and relative movement between the vehicle arm and the robot body in the flight process is effectively prevented.

The invention belongs to the field of agricultural mechanization, and particularly relates to an agricultural input mechanization use efficiency analysis method. The method comprises the following steps: collecting mechanical operation data, agricultural input use data, operation consumption data, environmental factor data and operation cost data through a multi-source sensor; based on the mechanical operation data, the agricultural input use data, the operation consumption data, the environmental factor data and the operation cost data, respectively calculating agricultural mechanization efficiency, input use efficiency, an operation saving rate, an environmental impact factor and a cost-benefit ratio; based on the agricultural mechanization efficiency, the input use efficiency, the environmental impact factor, the cost-benefit ratio and the operation saving rate, calculating the agricultural input mechanization use efficiency; the method can accurately evaluate the mechanical operation efficiency in agricultural production, helps agricultural producers to identify and optimize low-efficiency links in the operation process, and improves the crop yield and production benefits.

The invention discloses an intelligent generation system and method for a scattering track of a scattering vehicle based on big data, and relates to the field of agricultural mechanization and intellectualization, and the method comprises the steps: collecting environment data, carrying out the rasterization processing, topological simplification and dynamic attribute labeling of the collected environment data, and generating a standardized grid map, a topological node set and a dynamic attribute matrix; constructing a dynamic graph model based on the standardized grid map, the topological node set and the dynamic attribute matrix; updating the adjacency relation in real time through a dynamic adjacency list generation algorithm; based on the dynamic graph model, path planning is carried out by adopting an improved breadth-first search algorithm, and a structured path sequence is generated; the improved breadth-first search algorithm adopts a three-dimensional state space design, records historical access times and sets a repeated access threshold. Through dynamic weight matrix optimization and a parameter feedback mechanism, a complete closed-loop control system is formed, and an efficient and reliable solution is provided for intelligent operation of agricultural machinery.

A method for determining soil compaction during corn harvester operation based on real-time parameters of the machine belongs to the technical field of agricultural mechanization and intelligent equipment, and specifically relates to a method for determining soil compaction. The purpose of the present invention is to solve the problem that the existing soil compaction prediction methods all consider soil indicators and the pressure of the machine itself, but do not consider the influence of dynamic indicators that the driver can independently control on soil compaction, resulting in low accuracy in soil compaction prediction. The process is: 1. Collect feature data training set; 2. Obtain standardized feature data training set; 3. Obtain optimal compaction degree prediction model; 4. Construct optimal comprehensive compaction degree model; 5. Construct optimal compaction warning model; 6. Construct optimal comprehensive compaction risk warning model; 7. Collect the feature data set to be tested, obtain the optimal comprehensive compaction degree model of the feature data set to be tested, output the comprehensive compaction degree value and risk warning level; 8. Push in real time on the screen.

The utility model relates to the technical field of agricultural mulching film machines for agricultural mechanization, and discloses an agricultural mulching film machine for agricultural mechanization, which comprises a rotating shaft, wheels are movably connected to two ends of the rotating shaft, a first vertical rod is fixedly connected to the outer surface of the upper end of the rotating shaft, an H-shaped support is fixedly connected to one end of the first vertical rod, and a second vertical rod is fixedly connected to the other end of the H-shaped support. A handle is fixedly connected to one end of the H-shaped support, a second vertical rod is fixedly connected to the outer surface of the lower end of the H-shaped support, film hanging mechanisms are fixedly connected to the outer surfaces of the front end and the rear end of the second vertical rod, and film pressing mechanisms are fixedly connected to the outer surfaces of the front end and the rear end of the second vertical rod. The mulching film can be better laid through the device, the film hanging mechanism can easily detach a film winding drum, replacement is convenient, rapid adjustment can be achieved during wrinkling, the film pressing mechanism can compact the two sides of the laid mulching film, and better use prospects can be brought through matching of the two mechanisms.

The invention relates to the technical field of agricultural mechanization, in particular to a brassica oleracea harvesting header control method based on low-loss pulling and flexible clamping, which comprises the following steps: S1, collecting diameter data, shape and spatial position data of brassica oleracea entering a harvesting header area; s2, calculating the roller spacing of the current cabbage group; s3, calculating and dynamically adjusting the roller speed through an adaptive algorithm; s4, calculating a proper clamping force; s5, the tensioning force of the elastic tensioning device is adjusted; s6, on the basis of the S2 and the S3, the matching of the roller speed and the roller distance is controlled; and S7, calculating and adjusting the optimal angle and speed of the cabbages entering the conveying channel. By dynamically adjusting the roller speed, the roller distance and the clamping force and combining cabbage space position data, the angle of the conveying channel and the root cutting time are accurately controlled, damage to cabbages in the harvesting process is effectively reduced, the harvesting precision and efficiency are improved, and the intelligence and adaptability of the harvesting header are enhanced.

The utility model discloses a fruit tree pollination device for apple planting, and relates to the technical field of agricultural mechanization. The device comprises a machine body, a spray head is arranged on one side of the machine body, and an adjustable part used for adjusting the powder outlet amount is arranged in the spray head; an adjustable member including; the fixed discs are arranged on one side of the spray head, the fixed discs are distributed in an annular array mode, powder outlets are formed in the fixed discs, and the number of the powder outlets in the fixed discs is sequentially increased in the clockwise direction; the guide pipe is arranged on one side of the machine body, the guide pipe is communicated with the machine body, and the guide pipe is selectively matched with different fixing discs through rotation. According to the device, through combined use of the fixing disc and the guide pipe, pollen can be sprayed out from the proper fixing disc according to the distribution condition of flowers, it is guaranteed that the pollen can be attached to stigmas of the flowers to the maximum extent, a large amount of pollen cannot be sprayed out at the same time, the use amount of the pollen is reduced, and the requirements of users are met.

The present application relates to tractor technical field, especially a tractor drive mechanism, including drive axle housing, guide rod and wheel edge transmission assembly, two groups of wheel edge transmission assembly are symmetrically installed on both sides of tractor chassis through independent suspension system, wheel edge transmission assembly one end rotatably connected with wheel edge reduction assembly, wheel edge reduction assembly one side rotatably connected with pull rod, drive axle housing outside is provided with guide cylinder, guide rod is arranged in the inner cavity of guide cylinder, guide rod is connected with the pull rod of corresponding side through second universal shaft, both sides of drive axle housing are fixedly installed with axle housing connecting disc, axle housing connecting disc is internally provided with half shaft, differential is drivenly connected with the input end of half shaft, the output end of half shaft is drivenly connected with the wheel edge transmission assembly of corresponding side through first universal shaft, wheel edge transmission assembly is drivenly connected with the wheel edge reduction assembly of corresponding side, the technical difficulties of insufficient ground adhesion of complex terrain and low efficiency of narrow field turning are solved, and the actual needs of agricultural mechanization in hilly areas are met.

The invention discloses a lodging corn harvesting device, belongs to the technical field of agricultural mechanization engineering, and aims to solve the problems that a grain lifter cannot dynamically adjust the posture and harvesting missing or plant damage easily occurs due to the fact that a traditional harvesting device cannot effectively distinguish corn plants with different lodging degrees. The harvester comprises a harvester body, a fixed shaft is fixedly connected to the harvester body, a plurality of limiting rings are fixedly connected to the fixed shaft, the limiting rings are arranged in the axis direction of the fixed shaft, the limiting rings are rotationally connected with a plurality of rotating ring assemblies correspondingly, and the limiting rings and the rotating ring assemblies are coaxially arranged; by means of the design of the protective cover, the pusher dog body can incline upwards during sliding to push the heavily lodging plants to the side to wait for manual treatment, corn plants with different lodging degrees are treated in the mode, and the situation that harvesting is omitted or the plants are damaged is avoided.

The invention discloses sapling transplanting and storing equipment with a path planning function, and relates to the technical field of forestry afforestation and agricultural mechanization equipment. The invention provides sapling transplanting storage equipment with a path planning function aiming at the problems that traditional transplanting operation depends on manual point finding, walking is repeated, hole positions and seedling throwing are prone to deviation, and a mechanism is complex and insufficient in reliability. A main body is provided with a surveying and positioning device, a control device and a main control processor, and a path planning instruction is generated and output; a track assembly and a track driving mechanism are arranged on the lower portion of the body to achieve walking positioning, a drilling irrigation mechanism is arranged on the front side of the body and comprises a drilling mechanism and an annular spraying head, and a water storage tank on the rear side supplies water through a water supply pipe. A seedling feeding clamping mechanism is arranged on the outer side of the main body and is matched with the lifting mechanism and the limiting guide mechanism to move downwards for feeding. Continuous operation of surveying, drilling, irrigation, seedling taking and hole-aligning throwing is achieved, invalid driving and miss planting and missing planting are reduced, and efficiency and stability are improved.

The invention discloses a grape fruit thinning end effector and a using method, and belongs to the field of agricultural mechanization. Comprising a clamping device, a pruning device, a lifting device, a rotating disc, a chassis and a supporting rod, the rotating disc is composed of a driving gear and a driven chassis, the lifting device is composed of a lead screw motor, a lead screw and a shell, and the clamping device is composed of a first air pump, a first camera, a first air cylinder, a first telescopic rod, a connecting rod, a clamping rod and a fixing piece. The pruning device is composed of scissors, a second camera, a multi-degree-of-freedom mechanical arm, a lead screw sliding block, a second air cylinder, a second telescopic rod and a driving motor. The problems that a traditional fruit and vegetable device is low in efficiency and insufficient in precision can be effectively solved.

The invention belongs to the technical field of agricultural mechanization and precision agriculture, and particularly relates to an agricultural machinery operation quality monitoring system and method based on RTK high-precision positioning, and the system comprises a separated monitoring device, a cloud platform and a user terminal which are disposed outside an agricultural machine. The separated monitoring device comprises an RTK positioning module, a multi-protocol CAN port module, a data caching module and a wireless communication module, and realizes independent acquisition and real-time uploading of centimeter-level operation tracks and farm tool operation parameters; the cloud platform has the functions of line spacing dynamic analysis, speed compliance evaluation, operation coverage analysis and multi-source fusion evaluation, and can generate an operation thermodynamic diagram and a comprehensive quality evaluation report; and the user terminal is used for visually displaying the operation process and accounting the cost. The system can realize data neutralization, quality traceability and operation cooperative scheduling in the whole operation process of the agricultural machinery, remarkably improves the operation efficiency and the management transparency, and is suitable for large-scale agricultural production and socialized agricultural machinery service quality supervision scenes.

The utility model provides a kind of lodging corn harvesting device, belong to agricultural mechanization engineering technical field, to solve the problem that traditional harvesting device cannot effectively distinguish the corn plants of different lodging degree, leading to the posture of straw support that cannot be dynamically adjusted, prone to miss collection or damage plant, the utility model includes harvester body, the fixed shaft is fixedly connected on the harvester body, the fixed shaft is fixedly connected with several limit rings, several limit rings are arranged along the axial direction of fixed shaft, several limit rings are respectively rotatably connected with several rotating ring assemblies, several limit rings are coaxially arranged with several rotating ring assemblies, which makes lighter lodging plants can be lifted up and harvested without manual intervention, through the design of protective cover, the claw body can be tilted upward when sliding, and the severely lodging plants are pushed aside to wait for manual processing, using this way to handle corn plants of different lodging degree, to avoid the situation of missing collection or damage plant.