926results about How to "Realize processing" patented technology

The invention relates to a multi-modal false information detection method based on semantic consistency, and aims to solve the problem of semantic interaction between modals in multi-modal false information detection. The method specifically comprises the following steps: firstly, acquiring multi-modal data of news in a social network, and preprocessing a text and an image; then respectively constructing global and local feature extractors of the text and the image; local semantic consistency detection is carried out through the extracted text local features and the image local features, global semantic consistency detection is carried out on the obtained global features, the two features are combined to generate a joint semantic consistency result, and the attention mechanism text and image features are adopted to carry out multi-modal fusion to obtain a joint semantic consistency result; the false information is distinguished from multiple dimensions and a loss function is established to optimize the model by comprehensively analyzing the multi-modal features after the text features and the image features are fused and the united semantic consistency result, so that the detection of the false information is realized. According to the method, the accuracy of multi-modal false information detection can be effectively improved, and the multi-modal false information can be automatically detected.

The invention discloses a rainwater centralized treatment device for gardens, and relates to the technical field of rainwater treatment.The rainwater centralized treatment device comprises a box body, a water inlet pipe installed on the outer wall of one side of the box body and a water drainage pipe installed at the bottom of the box body, and further comprises a filtering mechanism used for filtering rainwater drained into the box body through the water inlet pipe; the transposition cleaning mechanism is used for cleaning different positions of the filtering mechanism; the quantitative mixing mechanism is used for automatically obtaining the filtered quantitative rainwater, mixing the filtered quantitative rainwater with the nutritional agent and discharging the mixture; according to the rainwater centralized treatment device for the garden, by continuously filtering rainwater, the problem that the filtering continuity is influenced by blockage when the rainwater is filtered is avoided, and by automatically and quantitatively extracting the filtered rainwater, mixing the filtered rainwater with quantitative nutritional agents and automatically discharging the mixed rainwater, comprehensive treatment of the rainwater is achieved; the purpose of automatically filtering and mixing the rainwater is achieved without manually adding nutritional agents, and automatic centralized treatment of the rainwater is achieved.

The invention discloses a speech enhancement method and system based on a time-frequency graph convolutional network in the technical field of speech signal processing, and the method comprises the steps: obtaining to-be-enhanced noisy speech data, inputting the to-be-enhanced noisy speech data into an improved metric generative adversarial network (CMGAN), and outputting an enhanced speech time domain signal; the improvement method of the metric generative adversarial network CMGAN comprises the following steps: replacing an encoder module of the metric generative adversarial network CMGAN with a time-frequency graph convolution encoder module; in the time-frequency graph convolution encoder module, a time convolution network and a graph convolution network are used for respectively extracting a long-time dependency relationship and global frequency characteristic information of noise-containing voice data to be enhanced, and dense residual error connection is introduced to fuse multi-scale characteristic information at the same time. The speech enhancement performance is improved under the condition of less model parameter quantity and calculation quantity.

The invention provides a process for preparing various nutritional ingredients from oats, and relates to the technical field of deep processing of oats. The process comprises the following steps: crushing and sieving oats to obtain oat bran; the method comprises the following steps: extracting oat bran through a supercritical extraction technology to obtain pretreated oat bran and an extract, and carrying out gradient membrane treatment and membrane ultrafiltration on the extract to obtain oat oil; extracting the pretreated oat bran through continuous sectional extraction equipment; after first-stage protein extraction, second-stage dextran extraction, third-stage immobilized enzymolysis and fourth-stage filler decoloration, the materials enter a system balance tank, and membrane separation and concentration are performed to obtain the oat beta-dextran. According to the invention, various nutrient substances such as oat beta-glucan, oat protein, oat oil and the like can be extracted at the same time, the defects in the prior art are overcome, the automation degree is high, and energy conservation and emission reduction are realized.

The invention discloses a stereo image quality evaluation method of a multi-task coder-decoder based on Transform, and belongs to the technical field of image quality evaluation. The invention provides a multi-task coding-decoding device network architecture based on Transform. The multi-task coding-decoding device network architecture takes image depth estimation as an auxiliary task; a feedback mechanism of a human visual system can be better simulated by adopting a coder-decoder network, the problems existing in left and right view feature extraction are solved, and an information processing process from a global state to a local state is realized; in addition, the global interaction capability of Transform and the local attention capability of CNN are combined to enhance image features, depth estimation is introduced as an auxiliary task, depth prior information with higher quality can be provided, cross-view parallax fusion based on Transform is guided, the problem existing in left and right view feature fusion is solved, and more accurate binocular features are obtained. And feedback compensation is carried out on multi-level binocular feature fusion by using an attention mechanism to obtain a final pixel-level quality map, so that the image quality is accurately evaluated, a research scheme is provided for a deep learning method for non-reference stereo image quality evaluation, and the development of a visual task is effectively promoted.

The invention discloses a full-scene multi-stage linkage simulation test system and method, electronic equipment and a storage medium, which are applied to a train autonomous operation control system, and the system comprises a cooperative positioning and sensing simulation module which is used for realizing Beidou high-safety and high-precision positioning under multi-source spatio-temporal information fusion; the ground signal control system simulation module is connected with the cooperative positioning and sensing simulation module; a vehicle and vehicle-mounted control system simulation module; and a trackside simulation module. According to the method, comprehensive processing of Beidou positioning, train data, environment perception and trackside data is realized, synchronous fusion and dynamic collaborative perception of'air-train-ground-ring 'multi-dimensional information are realized, and train-road-ring multi-dimensional information space-time consistency synchronization is realized by constructing a Beidou virtual space-time reference, so that the system is high in reliability and high in reliability. The problems that a traditional train control system is not uniform in space-time benchmark and large in simulation test data analysis difficulty are solved.

The invention discloses efficient cleaning equipment for finished optical glass lenses, and belongs to the technical field of optical lens conveying, the efficient cleaning equipment comprises a centralized heating tank body and a conveying track seat which are arranged on a supporting seat, a detachable tank cover is arranged at the end part of the centralized heating tank body, and the detachable tank cover is connected with a fixed-distance conveying disc through a pushing conveying piece; and a lens sticky glue impurity cleaning unit, a lens rotary deburring unit and a conveying unit are sequentially arranged on the two sides of the conveying track base. The lens slicing device is designed for solving the problem that burrs exist after lenses are sliced, and in the process that the lenses are conveyed one by one through the conveying grooves in the interval type conveying belt, the suction cup type driving pieces arranged on the two sides of the conveying rail base drive the lenses to rotate; and in the rotating process, the original right-angle cutting edge is gradually ground into an inclined surface through the burr trimming piece, so that the burrs on the cutting edge are treated, the quality defect caused by the fact that the burrs enter a mirror surface in the subsequent double-sided grinding process is avoided, and the sheet forming rate of lens processing is remarkably improved.

The invention discloses a hot patching method and related equipment for MIPS architecture software, and the method comprises the steps: making a hot patch corresponding to a to-be-patched function by using a pre-written patch making script, and compiling the hot patch to a dynamic library; loading the dynamic library, and putting a hot patch corresponding to the dynamic library into a memory of the MIPS architecture software; closing an instruction cache component of each processor in the MIPS architecture software, and reading and writing a memory to obtain a hot patch; and performing patch application on the hot patch to realize hot patch processing for the to-be-patched function. According to the method, hot patching of the MIPS architecture software of the multi-core processor is realized, and software defects can be quickly and safely repaired.

The invention relates to the technical field of optical devices, and provides a tunable metasurface structure, an imager and a target recognition method, the tunable metasurface structure comprises a first electrode layer, a second electrode layer, a liquid crystal layer and a metasurface layer; voltage is applied to the first electrode layer and the second electrode layer to control the turning direction of liquid crystal molecules in the liquid crystal layer so as to adjust the polarization state of light in an incident image; the metasurface layer performs different responses on light rays in different polarization states through polarization multiplexing, a left-hand circular polarization state and a right-hand circular polarization state are used for encoding positive and negative values of weights, and a multi-channel A * A light spot matrix is generated through spatial multiplexing, so that an emergent feature image is determined through the light spot matrix; different light spot brightness in the light spot matrix is used for representing different convolution kernel weights. The metasurface and the liquid crystal are combined to obtain a tunable structure, various coding information can be processed, and therefore the object recognition accuracy and robustness are improved.

The invention relates to a plastic part surface grinding device, aims to improve the grinding efficiency and quality of tubular products such as plastic pipelines, and relates to the technical field of automation equipment, the device comprises a supporting seat, a fixing frame, a positioning disc, an internal grinding assembly, an external grinding assembly, an adjusting assembly, a control assembly, a mounting assembly and a driving assembly. The positioning disc provides a smooth surface to promote rotation of the pipeline, and the internal and external grinding assemblies synchronously work to comprehensively grind the inner and outer walls of the pipeline. The adjusting assembly flexibly adjusts the height of the external polishing assembly to adapt to pipelines with different diameters. The control assembly is integrated with the mounting assembly, stabilizes the position of the pipeline and cooperates with the driving assembly to achieve self-rotation driving and polishing operation of the pipeline. The device is novel in design, can polish the inner wall and the outer wall of the pipeline at the same time, remarkably improves the polishing efficiency, reduces the labor intensity, enhances the working flexibility, improves the polishing quality, and is particularly suitable for polishing treatment of plastic pipelines of various specifications and lengths.

The invention provides an edge processing method and device, equipment and a storage medium, relates to the technical field of communication, and is used for realizing edge credible verification of an artificial intelligence model so as to safely realize a service information processing process in a low-delay manner, avoid a service data leakage risk and effectively protect an artificial intelligence model application program. The method is applied to business side equipment, and comprises the following steps: sending a service request to edge computing equipment; the service request is used for requesting an information processing service of an artificial intelligence model on the edge computing device; receiving remote attestation information from the edge computing device; the remote certification information is certification information of a trusted execution environment instance which is registered in a remote certification server in advance and is deployed with an artificial intelligence model; sending a first attestation request to a remote attestation server; and sending an information processing request carrying the to-be-processed information to the edge computing equipment under the condition that a first passing response from the remote attestation server is received.

The invention discloses a privacy information shielding method and device based on version identification and key field positioning, and the method comprises the steps: obtaining an electronic file containing personal privacy information, and splitting the electronic file into single-page image data; identifying the single-page image data, acquiring identification coordinates and text information, and performing structural packaging on the identification coordinates and the text information according to regions to obtain an identification result; performing field name matching search on the identification result according to a preset privacy field name and a privacy key field to obtain a privacy key word identification result, and performing row longitudinal data grouping to obtain a row longitudinal grouping result; judging the privacy area according to the row longitudinal grouping result and the matching search to obtain a privacy area judgment result; and carrying out blank area interception or coverage on the electronic file according to the privacy area judgment result so as to hide the privacy content. According to the invention, personal privacy information processing can be realized quickly and efficiently, and the cost is low.

The invention discloses an intelligent down content detection method, which uses a UNet model and fractal dimensions, realizes processing of two-dimensional image information through a non-down area identified by the UNet model, introduces depth features through the fractal dimensions, describes geometric complexity of down clusters, and comprehensively represents geometric features of down, so as to realize intelligent detection of down content. Namely, geometric complexity is introduced on the basis of image recognition, and the problems that a traditional convolutional neural network and a deep learning technology can only process two-dimensional image information, and recognition precision and accuracy are low are solved. Furthermore, the non-textured component pixel ratio and the fractal dimension are used as input features of the random forest algorithm, the random forest algorithm forms multiple decision trees according to the input features, the non-linear relationship among the input features can be effectively handled, and prediction results of the multiple decision trees are combined to improve the accuracy of the result.

The invention relates to a method for manufacturing a low-wavefront-error double-blazed grating for electron beam gray lithography, which comprises the following steps of: decomposing dose parameters of an electron beam into average dose and dose difference, decomposing grating parameters into grating height and grating depth, and constructing a mathematical model between the average dose and the dose difference; through differential calculation and least square fitting, the relation between the dose parameter and the height and depth of the grating is optimized, and then high-precision manufacturing of the target grating is achieved. The method comprises the following specific steps: firstly, decomposing dose and grating parameters, and establishing a first mathematical model among grating height, depth and dose parameters; and then obtaining relational data through an experiment, performing optimization calculation by using the second mathematical model, and finally obtaining a dose parameter corresponding to the target grating. And finally, manufacturing the double-blazed grating with the low wavefront error according to the target parameters. According to the method, wavefront errors can be effectively reduced, the photoetching precision is improved, and the method has relatively good manufacturing consistency and is suitable for the production requirements of high-precision gratings.

The invention discloses a railway dispatching safety data aggregation processing method based on AI model training, and the method comprises the following steps: S1, collecting data related to railway dispatching from a plurality of data sources, including train operation data, dispatching commands, track conditions, signal information and meteorological data, carrying out the cleaning and standardization processing of the collected data, and obtaining a standard data set; the method comprises the following steps: S1, selecting a data set, S2, integrating different types of data by using a multi-modal fusion method in deep learning, S3, extracting key features from the fused data set, performing time sequence feature extraction by using an auto-encoder method, and performing feature selection by using XGBoost, S4, performing AI model training by using the processed data set, and selecting a random forest for training; and S5, applying the trained AI model to real-time data. According to the invention, a solid technical support is provided for improving the safety and the intelligent level of a railway dispatching system.

The invention belongs to the technical field of thermal management, and discloses a thermal management module and a thermal management assembly. The heat management module comprises a shell, a refrigerant module and a leakage processing module, wherein the shell is provided with a closed accommodating cavity; refrigerant circulates in the refrigerant module, and the refrigerant module is arranged in the containing cavity so that the leaked refrigerant can be stored in the containing cavity. At least part of the leakage processing module is arranged in the containing cavity, and the leakage processing module is used for processing leaked refrigerants in the containing cavity. The heat management module can collect leaked refrigerants, and the safety of the heat management module is improved.

The utility model discloses an automobile support punch forming die which comprises a shell, and a hydraulic lifting device is fixedly installed at the upper end of the interior of the shell. The two lower molds are arranged in a cavity in the lower end of the interior of the shell, the lower molds are rotationally connected with the shell through rotating shafts, and after the two lower molds are closed together, inner cavities of the two lower molds form a forming cavity of the support; the upper mold is arranged above the position between the two lower molds, and a lifting block is fixedly installed at the upper end of the upper mold; the transmission box is arranged at the rear end of the shell, a rack plate is installed in the transmission box, transmission gears are rotationally installed on the two sides of the lower end in the transmission box, a screw rod is fixedly installed at the front end of each transmission gear, and an ejector rod is installed outside each screw rod; the problem that a punch forming die cannot improve the production continuity on the premise of ensuring the punching stability according to the outer contour of the oil pipe is solved.

The invention provides automobile part transportation equipment and a transportation method thereof, and belongs to the technical field of conveying frames. According to the automobile part transportation equipment and the transportation method thereof, the automobile part transportation equipment comprises a first conveyor and a second conveyor, first supporting legs, second supporting legs and third supporting legs are fixedly installed on the two sides of the first conveyor and the two sides of the second conveyor correspondingly, and a box body is fixedly installed on the top face of the second conveyor; and an automatic material shifting assembly is arranged in the discharging cavity. Due to the fact that a rotating roller is attached to a conveying belt in the second conveyor, the rotating roller can be driven to rotate in a discharging cavity in the operation process of the conveying belt in the second conveyor, and automobile parts in a stock bin can fall into a groove through a discharging opening along with rotation of the rotating roller; and along with rotation of the rotating roller, the automobile parts in the rotating roller are shifted to the top face of the second conveyor to be conveyed, and therefore the purpose of automatically shifting the automobile parts is achieved.

The invention relates to the technical field of laser welding equipment, in particular to a shield tunneling machine part machining and welding device which comprises a machine table and a welding gun arranged on the machine table. The dust cover is mounted outside the welding gun head; the exhaust pipe is radially mounted at the bottom of the dust cover and is arranged in the welding seam direction; the exhaust opening is formed in the top of the exhaust pipe in a penetrating mode and located in the dust cover; the air suction port penetrates through the bottom of the air suction pipe; the opening is formed in the bottom of the side, away from the exhaust pipe, of the dust cover and extends towards the bottom end face of the dust cover; according to the device, through the arrangement of the exhaust pipe, external airflow can flow into the dust cover through the opening, smoke generated by welding in the dust cover can be exhausted from the exhaust opening along with the negative pressure of the exhaust pipe, and treatment of the welding smoke is achieved; and meanwhile, negative pressure is also generated at the air suction port, dust at the weld joint of the workpiece is also sucked away, the cleanliness of the weld joint can be ensured while smoke is removed, and the subsequent welding quality is improved.

The invention provides a winter protection device and method for a steel pipe type water level gauge platform, and the protection device comprises a protection steel ring which sleeves a steel pipe and can slide up and down along the steel pipe along with the height of the water level; the outer wall of the protective steel ring is connected with a first floating body, so that the protective steel ring floats on the water surface; the air bag mechanism is arranged on the steel pipe in a sleeving mode and located in the protective steel ring; the air bag mechanism can float on the water surface and can slide up and down along the steel pipe along with the water level change; the air bag mechanism can be inflated or deflated so as to realize volume change; an annular protection area is formed in the area between the air bag mechanism and the protection steel ring, and the air bag mechanism is connected with an inflation and deflation executing mechanism with a controller to achieve inflation and extrusion of the annular protection area. The invention has the advantages of simplicity, high efficiency, low cost and high practicability, and can play a good protection role.

The invention relates to the technical field of desulfurization wastewater treatment, in particular to a desulfurization wastewater treatment system which comprises a gypsum cyclone used for performing solid-liquid separation treatment on desulfurization wastewater from a gypsum slurry buffer tank and then conveying upper cyclone overflow into a gypsum overflow slurry tank; the gypsum overflow slurry tank is used for conveying the rotational flow overflow into the accident slurry tank when the chloride ion concentration value in the rotational flow overflow is greater than the set concentration threshold value of the absorption tower; the accident slurry tank is used for carrying out precipitation treatment on rotational flow overflow from the gypsum overflow slurry tank and then conveying clear liquid at the upper part of the accident slurry tank into the wastewater concentration tower; and the wastewater concentration tower is used for performing concentration reduction treatment on the clear liquid from the accident slurry box, and conveying the concentrated slurry to the drying system for drying treatment when the chloride ion concentration value of the slurry in the wastewater concentration tower reaches a concentration threshold value required by the drying system. By applying the system, the desulfurization wastewater treatment efficiency can be effectively improved.

The invention relates to a method and device for deeply treating coking wastewater through low-temperature superconducting magnetic separation, and belongs to the technical field of wastewater environment-friendly treatment methods and devices. The technical scheme of the invention is as follows: the coking wastewater enters a coagulating sedimentation unit to form magnetic flocculate, and the magnetic flocculate settled to the bottom is conveyed to a magnetic seed recycling and adding unit; the non-settled magnetic flocculate enters a low-temperature superconducting magnetic separation unit for separation treatment, and the magnetic flocculate cleaned in the cleaning box automatically flows into a magnetic seed adding and recycling unit; after being treated by the magnetic seed adding and recycling unit, the magnetic seeds enter the coagulating sedimentation unit again to be recycled, and flocculated pollutants separated in the crushing box are conveyed to a sludge treatment system to be treated. The invention has the beneficial effects of reasonable design, low operation cost, simple equipment operation and stable treatment effect.

The utility model relates to the field of conveying mechanisms, in particular to a liquid crystal panel rotary conveying mechanism. Comprising a conveying assembly and a reversing assembly, the conveying assembly is provided with at least two conveying shafts arranged in parallel, materials to be conveyed are carried on the multiple conveying shafts, any conveying shaft synchronously rotates around the axis of the conveying shaft under the action of a conveying driving device, and the materials are conveyed in the first direction; the reversing assembly comprises a carrying plate and a reversing driving device driving the carrying plate to act, the reversing driving device comprises a jacking part and a rotating part, and the carrying plate is driven by the jacking part to jack materials so that the materials can be disengaged from the conveying shaft. The rotating part synchronously drives the carrying plate to rotate, the jacking part is reset, and the materials make contact with the conveying assembly again; the reversing driving device with the jacking and rotating functions is arranged on the conveying line, so that the liquid crystal panel on the conveying line can rotate without being off the line, and multiple edges of the liquid crystal panel can be processed.

The invention provides an intelligent recognition method and system for an ultra-large format document based on block parallel. The method comprises the following steps: acquiring image data of a to-be-recognized document; a self-adaptive blocking strategy is adopted, dynamic blocking is conducted according to an available memory of a system or image features, a certain overlapping area is kept between every two adjacent blocks, and then blocking tasks are converted into an asynchronous task queue; using a thread pool to process each block in parallel, or adopting a distributed computing architecture to distribute tasks to a plurality of computing nodes for execution; detecting a text region and a table structure, and performing text recognition on the detected text region through a text recognition model; processing results of all the blocks are collected and combined according to the recorded position information; and performing confidence scoring according to an identification result output by the text identification model to optimize a text region, and performing visualization processing and layout analysis on the optimized text to generate an output result in a standard format.

The invention provides a nucleation granulation treatment method and treatment system for incineration fly ash and flue gas, and belongs to the technical field of incineration waste treatment. The treatment method comprises the following steps that solid particles in incineration flue gas are removed, CO2 in the incineration flue gas is enriched, and CO2-rich waste gas is obtained; metal ions in the incineration fly ash are leached out through an amphoteric electrolyte solution, solid-liquid separation is conducted, and leaching liquid containing the metal ions and purified fly ash are obtained; and in the presence of nucleation granulation seed crystals, the CO2-rich waste gas is introduced into the leachate for a reaction, and carbonate granulation bodies, a regenerated ampholyte solution and tail gas are obtained. The treatment method and system provided by the invention are based on a nucleation granulation technology, and can simultaneously realize mineralization fixation of CO2 in incineration flue gas, removal and granulation recovery of metal ions in incineration fly ash, and metal dissolution-mineralization circulation.

The invention discloses full-automatic metal plate double-face machining equipment, and relates to the technical field of metal plate double-face machining. The supporting structure comprises a plurality of supporting frames, cross beams are fixedly installed on the tops of the supporting frames, and transverse toothed plates are installed between the cross beams in a matched mode. A feeding assembly is installed on the cross beam in a matched mode. The feeding assembly comprises a sliding rail fixedly installed on the cross beam. Side sliding frames facilitating sliding of the first feeding frame and the second feeding frame are arranged on the movable plates correspondingly. Electromagnets are fixedly mounted at the bottoms of the first feeding frame and the second feeding frame; a metal plate is conveyed through a conveyor, the feeding assembly moves along a cross beam, so that the metal plate is effectively placed on a placing cross beam in the positioning assembly, a clamping block on a lead screw clamps and positions the metal plate inwards through cooperation of a motor and the lead screw, then the feeding assembly moves along the cross beam, and the metal plate is placed on the placing cross beam. The metal plate positioned in the middle is transferred into the first machining structure, and the metal plate is treated.

The invention discloses a dustproof and moistureproof intelligent electric box, and relates to the technical field of intelligent electric boxes, the intelligent electric box comprises a box body assembly, a dustproof assembly, a moistureproof assembly and a cooling assembly, the box body assembly comprises a bottom box and a top box, the top box is arranged on the upper surface of the bottom box, the top box is fixedly connected with the bottom box, a through hole A is formed in one side of the top box, and an air pipe A is arranged at the through hole A; the air pipe A is fixedly connected with the inner wall of the top box, the through hole A is matched with the air pipe A, a dustproof assembly is arranged on the air pipe A, an air pipe B is arranged on the air pipe A, a damp-proof assembly is arranged on the air pipe B, the damp-proof assembly is used for cooling and condensing water molecules in air, a cooling assembly is arranged at the top end in the bottom box, and the cooling assembly is used for guiding cold air generated by the damp-proof assembly into the bottom box.

The invention relates to the field of automobile hinge machining, and discloses an automobile hinge stamping mechanism which comprises a stamping frame, a driving support is slidably mounted on the stamping frame, the bottom of the stamping frame is slidably connected with a bending seat through a first connecting guide rod, a first spring is arranged between the stamping frame and the bending seat, and a notch is formed in the bottom of the bending seat. A positioning seat is slidably connected into the notch through a second connecting guide rod, a second spring is arranged between the hole bottom of the notch and the upper end of the positioning seat, a die holder is arranged below the bending seat, the die holder and the bottom of the punching frame are in sliding guide fit in the vertical direction, and a third spring is arranged between the die holder and the bottom of the punching frame. According to the machining device, the hinge raw material can be sequentially bent to obtain the U-shaped hinge body, the bolt hole is obtained through first-time punching, the hinge shaft hole is obtained through second-time punching, and the reinforcing rib is obtained through bending, so that machining of the automobile hinge is achieved, and the machining efficiency and the machining quality are obviously improved.

The utility model provides a diesel engine cylinder cover hole system integration auxiliary machining tool which comprises a tool body, a first positioning boss is machined in the center of the top face of the tool body, and a second positioning boss is machined in the center of the first positioning boss. A plurality of first screw rod mounting holes are uniformly formed in the top of the second positioning boss in a circumferential manner; different series of first stepped holes and second stepped holes which are uniformly distributed are formed in the top of the tool body and located on the periphery of the first positioning boss; a groove arranged in the radial direction is machined in the top of the tool body, and the groove penetrates through partial areas of the first positioning boss and the second positioning boss. The tool can be used for positioning and supporting the diesel engine cylinder cover on a numerical control boring C shaft, so that all hole series of the cylinder cover can be conveniently and quickly machined, and the tool is easy to operate, stable and reliable; and the repeated positioning precision is ensured through the auxiliary machining tool.

The utility model provides a one-step method small-diameter fitting forming drum for a farm tire. The one-step method small-diameter fitting forming drum comprises a main shaft assembly; the middle drum assembly is arranged on the outer side of the main shaft assembly in a sleeving mode and is driven by the main shaft assembly to rotate, and the outer surface of the middle drum assembly can expand and contract; the side drum assembly is arranged on the outer side of the main shaft assembly in a sleeving mode and driven by the main shaft assembly to rotate, the side drum assembly is located on the axial side face of the middle drum assembly, the outer surface of the side drum assembly can axially move and be arranged in an expanding and shrinking mode, and when the side drum assembly axially moves, an avoiding area can be formed by the side drum assembly and the middle drum assembly; when the middle drum assembly and / or the side drum assembly expand / shrink, the flush relation between the outer surface of the middle drum assembly and the outer surface of the side drum assembly can be changed; and the locking ring assembly is located between the middle drum assembly and the side drum assembly, and the locking ring assembly is arranged in an expanding and shrinking mode. The agricultural radial tire forming machine solves the problem that an agricultural radial tire forming machine in the prior art is low in automation level.