67results about How to "Improve digging efficiency" patented technology

The invention discloses a forestry seedling transplanting device, and particularly relates to the technical field of transplanting, the forestry seedling transplanting device comprises a workbench vehicle body, the front end of the vehicle body is provided with two lifting arms, the surfaces, close to each other, of the two lifting arms are rotatably connected with connecting seats, and the lower ends of the two connecting seats are provided with rotating assemblies; a protection assembly is arranged in the middle of the rotating assembly, and soil loosening assemblies are symmetrically arranged at the lower end of the rotating assembly. According to the forestry seedling transplanting device, synchronous development of multiple procedures such as soil loosening, soil cutting, clamping and protective winding of transplanted plants is achieved through rotation of the rotating assembly, the soil loosening assembly and the soil cutting assembly rotate in the same direction, and the working process of soil loosening and soil cutting is formed; the angle of the soil cutting assembly is changed through the clamping assembly during rotation, it is guaranteed that the soil ball is completely dug out, the damage risk is reduced, the transplanting efficiency is overall improved, and the shrub integrity and the transplanting quality are guaranteed.

The invention belongs to a vulnerability mining method, and provides a vulnerability mining method based on a large model and a fuzzy test and a related device aiming at the problems that false alarms are frequently sent, vulnerability verification scripts are complex to compile, and single fuzzy test efficiency is low in an existing vulnerability mining method. Obtaining all call paths from the entry function to the vulnerability function, and sorting the call paths according to the complexity of the paths to obtain an ordered call path queue; gradually extracting a call path with the lowest complexity in a current queue, starting from a vulnerability function, firstly inputting a Prompt template in combination with a call scene of a call function in the path into a large model, and generating a driving function capable of running the call function; providing vulnerability verification scripts of a driving function and a vulnerability function for the large model as a reference, and selecting variable input parameters actually required for fuzzy testing; and obtaining a vulnerability verification script of the calling function, and finally mining the vulnerability of the gateway function.

The utility model provides a novel Chinese cabbage digging trolley. The novel Chinese cabbage digging trolley comprises a frame, a driving unit, a transmission mechanism, a digging mechanism and a collecting device. The frame is made of aluminum profiles and steel materials, and the front end of the frame is provided with an open groove for containing the excavating mechanism. The digging mechanism forms a double-crank structure through cooperation of a first rotary disc, a second rotary disc and a tool rest so as to achieve rotation and telescopic movement of a tool bit, and digging and conveying of Chinese cabbages are completed. And stepless adjustment of the digging depth can be realized. The collecting device is of a double-layer net structure, and efficient buffering and collecting of Chinese cabbages are guaranteed. The digging efficiency can be remarkably improved, the labor intensity is reduced, the method adapts to complex terrains, the requirements of small farmers are met, and the wide application prospect is achieved.

The invention relates to the technical field of information mining analysis, in particular to an information mining analysis method in an industrial scene, which comprises the following steps of: acquiring each data source, determining a data state according to a data source correlation degree and a mining difficulty coefficient, and determining a strategy analysis mode according to the data state; when the sub-data is extracted and analyzed, a processing mode is determined according to a dangerous sub-data distribution coefficient and a dangerous turbulence value to obtain a sub-data set, and the processing mode is a first extraction mode determined according to a dangerous end radiation coefficient and an in-end sub-data correlation coefficient, or a second extraction mode determined according to a dangerous gathering area category; when the associated source group is selected and analyzed, a clustering mode is determined according to the feature conversion coefficient and the number of the data sources, the data sources in the associated source group are selected according to the data flow anomaly index, and sub-data corresponding to the selected data sources serve as a sub-data set; the data mining efficiency in the industrial production process can be improved.

This application relates to the field of geotechnical engineering and underground engineering construction technology, and discloses a method for trenching hard rock walls based on small-diameter borehole blasting pre-splitting. The method includes: conducting a geological survey of the construction area to determine whether it belongs to hard rock strata that are difficult to directly trench mechanically; if so, determining the locations of two small-diameter boreholes for a section of the wall to be trenched; drilling small-diameter boreholes at the locations and collecting rock cores during the drilling process; identifying the target hard rock section based on the analysis of the rock cores; blasting explosives at the corresponding borehole depth to create pre-splitting fractures in the hard rock mass between the two small-diameter boreholes; and excavating the hard rock mass with pre-splitting fractures between the two small-diameter boreholes to complete the trenching of the wall section. This application achieves significant optimization of construction economy and operational efficiency while ensuring trenching quality.

The utility model provides an arrowhead harvesting and digging device. The sagittaria sagittifolia harvesting and digging device comprises a floating plate; the two floating barrels are fixedly connected to the front face and the back face of the floating plate through two sets of connecting bolts, mounting frames are fixedly connected to the positions, located on the front face and the back face, of one side of the floating plate, and an excavating wheel is mounted at the position, located at the other end, between the mounting frames through a driving structure; a fixed pipe with a plurality of high-pressure nozzles is mounted between the two mounting frames; and the two mounting strips are fixedly connected to the bottom of the floating plate. According to the sagittaria sagittifolia harvesting and digging device, sagittaria sagittifolia can be quickly dug out from the interior of sludge in water through the structure, and the sagittaria sagittifolia is pushed to the water surface by means of airflow and then is collected through the collecting frame, so that the sagittaria sagittifolia harvesting and digging efficiency is improved; and the damage to the sagittaria trifolia can be reduced while the sagittaria trifolia is dug by a non-sharp rod on the outer surface of the digging wheel.

The invention discloses a pit digging and transferring integrated planting device and method based on the intelligent Internet of Things, and belongs to the technical field of planting instruments.The pit digging and transferring integrated planting device comprises a bearing platform, a first motor is installed on the upper side of the bearing platform, and the output end of the first motor is connected with a first rotating shaft through a coupler; a spiral blade is arranged on the first rotating shaft in a surrounding mode, a telescopic piece is fixedly connected to the upper side of the movable base, the upper end of the telescopic piece is connected to the bearing table, and a first notch allowing the spiral blade to pass through is formed in the movable base; the device further comprises a disc type transfer piece, the disc type transfer piece is installed on the movable base, the disc type transfer piece is provided with a plurality of notch type bearing positions, and the multiple bearing positions can all be aligned to the first notches. The device can automatically dig pits, can carry 6-8 plants, and can automatically place the carried plants in the pits after digging the pits.

The invention relates to the technical field of network security, in particular to a sub-domain name determination method and device, equipment and a medium. In the embodiment of the invention, the business description text is generated based on the large model in combination with the enterprise identifier, the target main domain name and the website information, and the business description text is encoded into the target feature vector, so that the business information behind the target main domain name can be accurately captured; and more accurate data support can be provided for subsequent sub-domain name generation and blasting. Moreover, the embodiment of the invention also discloses a method for constructing the target sub-domain name corresponding to the target main domain name according to the sub-domain name prefixes corresponding to other main domain names similar to the target main domain name, so that the sub-domain name determination efficiency is improved, and the computing resources and time are reduced.

The invention discloses Chinese yam automatic digging equipment which comprises a digging machine body, a digging part and a cleaning part. The digging part is rotationally arranged at the front end of a digging arm of the digging machine body and comprises a digging shovel and a pushing oil cylinder, a pushing plate capable of moving left and right along the digging shovel is arranged in the digging shovel, and the pushing oil cylinder is arranged on the digging shovel and connected with the pushing plate; the cleaning part is connected with the rear end of the excavator body through a connecting frame and comprises a supporting frame and cleaning rollers, one end of the supporting frame is fixedly connected with the connecting frame, the multiple cleaning rollers rotationally connected with the supporting frame are evenly arranged on the inner side of the supporting frame in the extending direction of the supporting frame, chain wheels are arranged at the two ends of each cleaning roller, and the chain wheels located on the two sides of the supporting frame are connected in a staggered mode through chains. The chain wheel close to the excavator body is connected with a hydraulic part of the excavator body, damping supporting legs are arranged on the two sides of the rear end of the supporting frame, walking wheels are arranged at the bottoms of the damping supporting legs, and a discharging plate which is obliquely arranged downwards is arranged at the tail end of the supporting frame; and the baffles are obliquely arranged on the two sides in the supporting frame.

The invention discloses a ceramic cast steel composite reamer tooth and relates to the technical field of alloy cast steel matrix and random ceramic compositing, the reamer tooth is manufactured through a ceramic particle shaping process and a molten metal pouring process, and the ceramic particle shaping process comprises the steps of metallization pretreatment of ceramic particles, mixing of the ceramic particles, a binder and metal powder and the like; the molten metal pouring process comprises the steps of molten metal gravity pouring, high-temperature quenching and tempering heat treatment and the like. Compared with the prior art, the composite reamer tooth is formed by staggering the alloy cast steel base body and the random ceramic composite body, under the same working condition, the abrasion resistance of the reamer tooth for the dredger can be improved, the service life of the reamer tooth is prolonged by more than two times, the operation cost is reduced, and the working efficiency is improved.

The invention discloses a method, device and equipment for carrying out association rule mining through a genetic algorithm and a medium. The method comprises the steps of obtaining original log data and performing initialization to obtain initialized log data; associating the initialized data according to a predefined association strategy, and calculating a support degree and a confidence degree of each association rule; encoding each association rule, taking the values of the support degree and the confidence obtained by calculation as real values, and combining the real values with each encoded rule to obtain a plurality of initial individuals in the genetic algorithm to form an initial population; performing multi-round iteration on the initial population according to three modes of selection, crossover and variation until convergence; and extracting the association rule with the highest fitness as an optimal association rule and outputting the optimal association rule to the user side. According to the embodiment of the invention, the log association rule is optimally mined by utilizing the global search characteristic of the genetic algorithm, so that the accuracy of the mining result is enhanced while the rule mining efficiency is improved.

The present invention provides a method and device for mining frequent subgraphs of a single graph, wherein the method comprises: generating a canonical adjacency matrix according to the dictionary sorting result of the node labels of the single graph, and sequentially numbering each graph node; generating an initial suboptimal canonical adjacency matrix tree through the canonical adjacency matrix, wherein the leaf node includes a first number of edges, and its CSP search space is a dictionary sorting order combination of the numbers of the graph nodes corresponding to the node labels contained therein; performing FFSM-Join operation or FFSM-Extension operation on the leaf node according to the canonical adjacency matrix, and the subgraph growth obtains a child node that expands an edge; using the child node as a candidate subgraph, constructing its CSP search space according to the subgraph growth method; if the effective number of the search space is less than the set support threshold, marking the candidate subgraph as an invalid subgraph; if the growth is not completed, continuing the subgraph growth, and if the subgraph growth is completed, outputting the frequent subgraph. The above scheme can improve the efficiency of mining frequent subgraphs.

The present application discloses a pit digging device for measuring compaction by sand filling method. The pit digging device for measuring compaction by sand filling method comprises: a frame for fixing on the ground to be measured; a measuring cylinder mounted on the frame; a cutting and crushing mechanism mounted in the measuring cylinder to cut and crush the soil and rocks entering the measuring cylinder; a driving mechanism mounted on the frame, and the output end of the driving mechanism is connected to the measuring cylinder, so that the driving mechanism drives the measuring cylinder rotary shaft to enter the ground downward or leave the ground upward. The present application solves the technical problems of low efficiency and poor stability of pit digging by sand filling method in the related art.

According to the grounding body construction device of the 5G communication base station, after a base is moved to a designated excavation position through moving wheels, an air cylinder and a driving motor are started, the air cylinder enables the driving motor to slide downwards through a first horizontal cross rod, so that an excavation roller and a drill bit make contact with the ground, and when the driving motor is started to sink continuously, the excavation roller is driven to move downwards; and the drill bit breaks the soil under the action of the sinking force, so that the drill bit continuously extends into the soil. If the hard object sensor detects a hard object, an acceleration instruction is sent to the controller through signal transmission, the digging roller is rapidly rotated through the driving motor, the speed of the drill bit is increased, the drill bit rapidly breaks the hard object, the digging efficiency is improved, and the problems that an existing grounding body device is generally difficult to adapt to different geological conditions, and the working efficiency is poor are further solved. Particularly, the construction efficiency is low in complex geology such as rocks and gravels.

The invention provides a multi-stage vibration sweet potato digging and conveying device which comprises a machine frame and further comprises a walking mechanism, a driving system assembly, a conveying mechanism, a digging mechanism, a vibration mechanism and a depth limiting mechanism, the walking mechanism is arranged at the bottom end of the machine frame, and the driving system assembly is arranged at the upper end of the machine frame; the conveying mechanism is erected at the upper end of the rack and located above the driving system assembly, the excavating mechanism is arranged at the front end of the conveying mechanism, the depth limiting mechanism is arranged at the front end of the conveying mechanism and located above the excavating mechanism, and the vibrating mechanisms are arranged in the middle of the conveying mechanism. The problems that the amount of labor used for sweet potato harvesting is large and the labor intensity is high at present are solved, and meanwhile the problems that sweet potato and soil separation is not clear, efficiency is low, digging resistance is large, and harvesting loss is large existing in sweet potato mechanical harvesting at present are solved.

Provided is a spiral drill bit mounted on a spiral head, which has high excavation efficiency. The present invention is a spiral drill bit 11 mounted on a spiral head, comprising a base portion with a front end protruding in the axial direction of the spiral head and two foot portions 13, 14 which are continuous with the base portion and extend from the base portion and face each other at a predetermined interval; the base portion is composed of a plane portion 12a which is parallel to and continuous with the plane of the foot portion, first inclined portions 12b to 12d which are inclined from the plane portion to the front end side along the axial direction of the spiral head, first side portions 12e, 12f which are continuous from the first inclined portion, and a second inclined portion 12g which is inclined from the first inclined portion to the foot portion along the axial direction of the spiral head, and the plane portion and the foot portion are curved with a predetermined curvature relative to the axial direction of the spiral head.

The utility model relates to a kind of wild, close relative species banana bud suctioning digging tools, including operating lever, the operating lever one end is equipped with root digging forceps device, and operating lever other end is equipped with digging spade;The root digging forceps device includes fixed shaft and a pair of hinge in the front end of fixed shaft's root digging forceps head, the hinge of two root digging forceps head is equipped with obliquely rearward projecting pincers handle, and the fixed shaft is equipped with to push two pincers handle to open outward to make two root digging forceps head close together push mechanism. The utility model wild, close relative species banana bud suctioning digging tool design is reasonable, it is convenient and labor-saving, easy to operate, reduce labor intensity, improve digging efficiency, not easy to damage mother plant and banana bud suctioning, it is favorable to improve the survival rate of bud suctioning after collection transplanting.

The present invention provides a human-machine collaborative static vulnerability mining method and system based on a large model, including: using a large model in combination with an external knowledge base to identify dangerous functions in the program code to be tested; using a human-machine collaborative method to analyze the extracted dangerous function call trajectory to obtain the target function call trajectory suspected of having vulnerabilities; extracting context information related to the vulnerability from the target function call trajectory suspected of having vulnerabilities, and filling it into the vulnerability rule template, using the rules generated after filling to scan the program to complete vulnerability mining. The present invention adopts a human-machine collaborative approach to incorporate vulnerability miners into the loop of static vulnerability mining, giving full play to the vulnerability miner's cognitive advantage in the mechanism of vulnerability generation to improve the efficiency and accuracy of vulnerability mining.

This utility model provides an automatic feeding bucket for sludge excavation, belonging to the field of excavation bucket technology. It addresses the problems affecting sludge excavation efficiency, increasing operator workload, and hindering the flexibility and convenience of bucket use in practical applications. The bucket includes a main body with two mounting supports fixedly connected to the left and right sides of the upper end of the main body; an adjusting bracket slidably connected to the inner end of the main body; a hydraulic cylinder located on the inner side of the upper end of the main body; a connecting block fixedly connected to the outer end of the hydraulic rod; a guide cylinder fixedly connected to the upper end of the adjusting bracket; a positioning support column coaxially fixedly connected to the outer end of the guide cylinder; and a positioning mounting structure positioned between the positioning support column and the connecting block. This design reduces the frequency of cleaning the bucket body and the subsequent dewatering load, effectively improving sludge excavation efficiency, alleviating operator workload, and enhancing the flexibility and convenience of the bucket in practical applications.

The invention discloses a square exploratory well excavation and joint sleeve wall protection device based on the Reuleaux triangle principle, and belongs to the field of square exploratory well construction.The square exploratory well excavation and joint sleeve wall protection device comprises a drilling machine trolley with a crawler belt, a drilling machine shell is arranged on a drilling machine trolley base, and a square exploratory well drill excavation mechanism is arranged in the drilling machine shell; the top end of the square well drilling and digging mechanism is connected with the drilling machine shell through a lifting pressurizing structure, the square well drilling and digging mechanism comprises a plurality of prefabricated protection wall mounting structures which are sequentially connected from top to bottom, and the bottom ends of the prefabricated protection wall mounting structures are connected with the Reuleaux triangle drilling machine. And an extending hole for extending out of the Reuleaux triangle drilling machine is formed in the center of the drilling wagon base. According to the square exploratory well excavation and joint sleeve wall protection device based on the Reuleaux triangle principle, the problems that the manual construction efficiency of a square exploratory well is low, the labor intensity of workers is large, and danger is likely to happen are solved.

The invention relates to the field of tea tree planting, in particular to a hole digger for tea tree planting, which comprises a moving support, a traveling wheel, a bearing platform, a twist drill, a lifting support, a second motor and a transmission assembly, the traveling wheel is arranged at the bottom of the moving support, the bearing platform is slidably connected in the moving support, and the twist drill is connected to the bearing platform; the lifting support is slidably connected to one end of the movable support, and the second motor is fixed to the movable support and drives the lifting support to slide through the transmission assembly. A second motor is started and drives a second lead screw to rotate through a transmission assembly so as to drive a lifting support to move upwards, after the lifting support moves to an upper-layer step of the terrace, the second motor rotates reversely to drive a movable support to move upwards, and a worker only needs to slightly push the movable support to move the device to the upper-layer step. Therefore, the displacement in the terraced field is realized, and the use convenience and the pit digging efficiency are effectively improved.

The present application provides an excavator control method, device, equipment and storage medium, which relates to the field of excavator technology. The method includes: according to the coordinates of the target position point, controlling the excavator bucket to move to the excavation area corresponding to the target position point; obtaining the state data when the bucket moves to the excavation area, the state data includes: the coordinates of the target position point, the angle value of the bucket, and the angle value of each preset mechanical arm; the preset mechanical arm is the mechanical arm associated with the bucket; according to the state data, using the preset imitation model to obtain the control instruction; according to the control instruction, control each preset mechanical arm and bucket to perform the excavation action; if the excavation action is completed and the bucket is horizontal, then control the excavator cabin to rotate to face the preset unloading position, and control the bucket to perform the unloading action at the preset unloading position. Compared with the prior art, it avoids the problems of low excavation efficiency and large mechanical damage caused during the excavation action.

The invention provides a method for temperature control and pressure relief of a to-be-excavated rock mass of a tunnel under high ground stress and high ground temperature, and belongs to the technical field of tunnel engineering and deep mining. A plurality of crack guide holes are formed in the inclined front of the to-be-excavated direction in the surrounding to-be-excavated rock mass with the excavated area of the tunnel as the center; forming a guide groove for each crack guide hole at the same depth; directional fracturing is conducted along all the guide grooves through air pressure fracturing, and a plurality of cracks are obtained; a grouting device is used for injecting a delayed coagulation heat insulation liquid material into all the cracks at the same depth, and a pressure-relief heat insulation protection layer is formed; and temperature control and pressure relief are carried out by utilizing the pressure-relief and heat-insulation protection layer. Deep ground stress release is achieved, the rockburst risk is reduced, multi-layer heat insulation step-by-step temperature reduction is achieved, the temperature is transmitted to a preset excavation area, and finally a constant-temperature low-pressure area is formed near the preset excavation area.

This invention discloses a method for screening and regulating environmentally adaptive minor genes during wheat propagation, comprising the following steps: Step S1: Define the target environment and adaptability phenotype, extract key environmental covariates of the target ecological zone, and construct a digital environmental profile; screen physiological and ecological traits corresponding to environmental stress and measure them using high-throughput phenotyping technology; Step S2: Construct genetic materials and design experiments, using a genetic material system composed of a core germplasm bank, a multi-parental design population, and chromosome segment substitution lines, and setting up multi-environment gradient experiments and precise stress control experiments; Step S3: Integrate data analysis and candidate gene mining, integrate environmental covariates, and screen genetic loci that change synergistically with environmental signals; determine gene information strongly correlated with adaptability phenotypes through weighted gene co-expression network analysis; Step S4: Functional verification and mechanism analysis to confirm the environment-specific function of the genes.

The present invention discloses a seedling planting and digging device for artificial afforestation, which specifically relates to the technical field of tree planting, and comprises a frame and a digging drill bit, wherein a power box and a lifter are respectively mounted on the frame for controlling the digging drill bit to realize digging operations; the present invention also comprises a digging assembly for timely clearing away soil around the digging drill bit, wherein the digging assembly comprises a protective shell mounted in the frame and a concentric cavity provided on the protective shell for the digging drill bit to move, wherein a plurality of supports are mounted on the bottom end of the protective shell, and the plurality of supports are arranged in a ring array; the present invention can realize timely and effective clearing away of soil taken out by the digging drill bit through the arrangement of the digging assembly, thereby reducing the occurrence of soil accumulation, and does not require additional steps to handle the slipped soil, thereby improving the efficiency of the entire planting process, which is particularly obvious in afforestation, thereby improving the overall digging efficiency and improving the planting progress.

An adjustable traditional Chinese medicine material harvesting, digging and separating device, comprising a digging mechanism, a separating mechanism and a rack, the digging mechanism comprising a digging shovel, the separating mechanism comprising a conveying chain, the conveying chain comprising a first conveying shaft, a second conveying shaft and a connecting part, the first conveying shaft and the second conveying shaft comprising separating pieces, shaft bodies and mounting parts, the separating pieces being arranged on both sides and the upper part of the first conveying shaft and the second conveying shaft, and the separating pieces on adjacent shaft bodies forming splicing parts; the mounting seat is arranged on the connecting part, the first conveying shaft and the second conveying shaft are staggered with each other, and the separating pieces on a single shaft body are located in the splicing parts of adjacent shaft bodies; and the distance between the mounting part on a single shaft body and the mounting part of an adjacent shaft body is 35-55 mm. The device can separate the harvested crops and soil, and can adjust the separating mechanism to adapt to various crops of different sizes and types, and can change the structure of the digging shovel according to different soil, thereby improving the digging efficiency.

The utility model discloses a tobacco planting ditching device relates to tobacco planting technical field, specifically is a tobacco planting ditching device, including double -deck assembly frame, the both sides of double -deck assembly frame upper surface are equipped with a plurality of jack, the inside plug -in of jack is used for the bolt of fixed support, the upper surface fixedly connected with connecting seat of support, the upper surface rotationally connected with the nut of connecting seat, the inner wall fixedly connected with the guide block of connecting seat, the inside plug -in of connecting seat is screw rod. When using, personnel can adjust the position of support through dismantling bolt to control the position of ditching shovel, simultaneously, personnel can increase or decrease ditching shovel according to need, greatly promote the excavation efficiency, and, can rotate the nut through spanner to control the height of screw rod to realize the control effect to the height of ditching shovel, cooperate and drive this equipment to the land and carry out ditching operation.

The present invention relates to a method and device for mining medical data relationships, an electronic device, and a computer-readable medium. The method comprises: obtaining first medical data and second medical data in a target text, wherein the first medical data and the second medical data are extracted from the target text by an entity recognition algorithm; obtaining the inherent features of the first medical data, the inherent features of the second medical data, the surrounding text features of the first medical data and the second medical data, at least one of syntactic dependency analysis features, and sentence morphology features, to obtain feature vectors of the first medical data and the second medical data; inputting the feature vectors into a trained classification model to determine the target relationship between the first medical data and the second medical data. The present invention can efficiently identify the relationship between medical data in clinical case texts, improve the efficiency of mining medical data relationships, and facilitate further statistical analysis of data.

The present application discloses a method and device for mining text keywords, a storage medium, and a computer device. The method includes: determining a target parent node to be mined from a keyword tree, and determining a target path corresponding to the target parent node to be mined based on the keyword tree, wherein the keyword tree includes a keyword node, the keyword node includes a root node, and the target path includes all keyword nodes from the root node to the target parent node to be mined; based on the target path, determining target text data matching the target path from the text data to be mined, and determining a newly added keyword node based on the target text data; using the newly added keyword node as a child node of the target parent node to be mined, and updating the keyword tree. The present application can greatly improve the mining efficiency of text keywords and reduce the subsequent maintenance costs.

The invention discloses irrigation equipment and an irrigation method for forestry seedling raising, and belongs to the technical field of forestry irrigation equipment, the irrigation equipment comprises a mobile vehicle body, the mobile vehicle body comprises a carriage and mobile wheels mounted below the carriage; the two pit digging mechanisms comprise a plurality of conical blocks, and the conical blocks are used for digging pits in the ground; the two cleaning mechanisms are used for cleaning residual soil between the conical blocks; the two irrigation mechanisms comprise water storage pipes, water outlet pipes are installed on the water storage pipes, and the water outlet pipes are used for irrigating soil; and the driving mechanism is used for providing power for the pit digging mechanism. The irrigation work of forestry saplings is automatically completed through the pit digging mechanism, the cleaning mechanism, the irrigation mechanism and the driving mechanism, the structure is simple, and use is convenient.