40results about How to "Accurately done" patented technology

The utility model relates to the technical field of detection, and provides a pipeline inner wall defect detection device which comprises a frame used for moving in a pipeline, wheels arranged in a swinging mode relative to the frame, after the wheels are configured to swing, the axes of the wheels are perpendicular to the axis of the pipeline, a detection adjusting frame is arranged on the frame, and the detection adjusting frame is arranged on the frame. The detection adjusting frame comprises a fixing piece which is arranged in a swinging mode, and the detection device is arranged on the fixing piece. By means of the technical scheme, the technical problem that in the prior art, defect detection of the inner wall of a small-pipe-diameter pipeline is inconvenient is solved, and damage detection of the small-pipe-diameter inner wall is achieved.

The utility model discloses radiation direction magnetizing equipment, which comprises a rack, a product placing mechanism, a product conveying mechanism, a pressing mechanism, a magnetizing mechanism and a jacking mechanism, a workbench is arranged in the rack, the workbench divides the interior of the rack into an upper cavity and a lower cavity, the product placing mechanism, the product conveying mechanism and the pressing mechanism are all arranged in the upper cavity, and the jacking mechanism is arranged in the lower cavity. The product placing mechanism is used for placing products, the product conveying mechanism is used for grabbing and conveying the products, the pressing mechanism is used for pressing down the products, the magnetizing mechanism and the jacking mechanism are both arranged in the lower cavity, the magnetizing mechanism is used for magnetizing the products, and the jacking mechanism is used for jacking and positioning the products. According to the utility model, all the mechanisms are clear in division of labor and are matched with one another, so that the magnetizing work flow of products can be efficiently and accurately completed, the stability and the reliability of magnetizing operation are ensured, the automation degree of the whole equipment is high, the operation safety is greatly improved, the product quality and the working efficiency are improved, and the labor intensity of workers is reduced.

The invention discloses an energy storage grid-connected and off-grid switching system and a control method thereof. The invention belongs to an energy storage system control system and method, and provides an energy storage grid-connected and off-grid switching system and a control method thereof for solving the problem that when a power grid in an energy storage system breaks down and is recovered, an existing grid-connected and off-grid switching method is likely to fail in switching. According to the first type, one battery pack, one power conversion system and one static change-over switch are sequentially connected to form an energy storage cabinet, and all the energy storage cabinets are connected in parallel and then connected to a power grid and a local load. According to the other mode, a plurality of static change-over switches are connected in parallel to form a static change-over switch cabinet, a plurality of power conversion systems are connected in parallel to form a power conversion system cabinet, and the static change-over switch cabinet is connected with the power conversion system cabinet and then is connected with a power grid and a load, so that flexible wiring can be realized, and a modularized structure is arranged, so that adjustment and capacity expansion can be conveniently carried out at any time; and the stability of grid-connected and off-grid switching can also be considered.

The application discloses a three-dimensional scene reconstruction acceleration method and device and a storage medium, relates to the technical field of computer vision, and comprises the following steps: when input video to be reconstructed is forward propagated to a global attention layer of a Transformer backbone network, determining a target compression ratio according to a level identifier of a current layer and a mapping relationship between the level and a compression ratio; determining a query matrix, a key matrix and a value matrix of the current layer, sparsely sampling the key matrix and the value matrix according to the target compression ratio to obtain a target key matrix and a target value matrix; performing attention calculation according to the query matrix, the target key matrix and the target value matrix to obtain a context feature representation of the current layer, until all attention calculation is completed, inputting an output feature sequence of the Transformer backbone network to a prediction head to obtain a multi-view reconstruction result of the video to be reconstructed, and guaranteeing the accurate completion of the multi-view three-dimensional reconstruction task while improving the efficiency.

The invention discloses an access control method and device, equipment and a storage medium, and belongs to the technical field of network management and control. The method comprises the following steps: in response to a received access control demand, configuring an XML file based on the access control demand; and an automatic generation engine is adopted to analyze the XML file, and SELinux configuration is generated. According to the method and the device, the error risk and the labor cost caused by manual intervention are reduced while the MAC precision is kept, operation and maintenance personnel can be assisted to efficiently and accurately complete SELinux strategy deployment, the system safety is improved, and the technical problems that in the prior art, after a network management system starts SELinux, the control configuration complexity is high, and operation is prone to errors are solved.

An AGV automatic casting machine comprises an AGV body, a casting mechanism, a control system and a sensing system. The AGV body comprises a bottom plate, AGV steering wheels and universal wheels are symmetrically fixed to the lower portion of the bottom plate, and the casting machine is controlled to run in a casting workshop according to a preset path; the pouring mechanism is composed of a pouring box, a driving device and an adjusting device. The pouring box is used for containing molten metal, the driving device is used for controlling the inclination angle of the pouring box, and the adjusting device can adjust the height and angle of the pouring box according to different pouring requirements. The control system comprises a controller, a communication module and a human-computer interface. The controller is used for receiving a signal of the sensor system and controlling the movement of the AGV body and the action of the pouring mechanism according to a preset program; the sensing system comprises a visual sensor, a laser distance measuring sensor, a temperature sensor, a pressure sensor and the like. According to the automatic casting machine, the safety can be improved, and the safety risk caused by manual operation is reduced.

This invention relates to the technical field of concealed pipeline mapping, and in particular to an auxiliary device for rapid three-dimensional coordinate positioning of concealed pipelines in installation projects. The invention includes a mother drone equipped with a probe and camera mounted on it. A marking nozzle is connected to the mother drone, and the marking nozzle is connected to and installed on a daughter drone. The mother drone connects the marking nozzle and the daughter drone via a flexible hose and power cable. The device uses a mother drone integrating a probe and camera, enabling multi-angle, omnidirectional spatial scanning and image acquisition of concealed pipelines. This achieves rapid and accurate three-dimensional coordinate positioning of the concealed pipelines, significantly improving the accuracy and reliability of the positioning. The mother drone connects the marking nozzle and the daughter drone via a flexible hose and power cable, enabling remote synchronous control. The daughter drone can flexibly move to the pipeline positioning point and automatically complete on-site marking, avoiding errors associated with traditional manual line drawing and improving the accuracy and consistency of the marking.

This invention relates to the field of automotive repair technology and provides a safety lifting device for new energy vehicle repair, comprising: a base with an electro-hydraulic rod for adjusting lifting on the base; a top plate mounted on the output rod of the electro-hydraulic rod, with a rotatable and adjustable mounting frame below the top plate; a vehicle lifting assembly including adjustable connecting arms mounted on the mounting frame, with a support plate fixed to the bottom end of the connecting arm for lifting the new energy vehicle, and the surface of the support plate having an anti-slip pad to increase the friction with the vehicle; and a limiting mechanism mounted on the connecting arm for limiting the movement of the new energy vehicle. This solution solves the problem of insufficient stability in current automotive repair lifting devices during lifting.

The utility model provides a scraper fineness meter calibrating device which comprises a calibrating workbench, a calibrating jig, a scraper fineness meter, a driving case, a calibrating screw rod, a driving motor and an identifying structure, the calibrating jig is installed at the front end of the surface of the calibrating workbench, the scraper fineness meter is placed on the calibrating jig, and the driving case is installed on the calibrating screw rod. The driving case is mounted at the rear end of the surface of the verification workbench; the verification screw rod is mounted in front of the driving case, the driving motor is fixedly mounted at the top of the driving case, and an output shaft of the driving motor is connected with the verification screw rod; the identification structure is slidably mounted in front of the driving case and is engaged with the verification screw rod; according to the utility model, with the arrangement of the verification tool and the identification structure, a large amount of workers are not required to participate in verification, the accuracy of obtained information is high, and the verification process is simple.

This disclosure relates to a monitoring system and method for a bucket wheel stacker-reclaimer. The system includes: a coal inventory device for periodically scanning a coal yard to obtain first scan data of the coal yard, wherein the coal yard includes at least one coal stack; a coal stack scanning device for real-time scanning of the coal stack currently being reclaimed by the bucket wheel stacker-reclaimer to obtain second scan data of the coal stack; and a central control system, communicatively connected to the coal inventory device and the coal stack scanning device, for dynamically updating the original coal yard storage model based on the received first and second scan data to generate a dynamic coal yard storage model; and further for determining the operating status of the bucket wheel stacker-reclaimer and / or the coal yard storage information based on the dynamic coal yard storage model. This solves the technical problem of low accuracy in manual inventory checks.

The invention discloses a production index evaluation method and device based on gating cross attention information fusion and a medium. The method comprises the following steps: firstly, acquiring historical industrial process and process index data to construct a long-term memory sequence, and acquiring current industrial process and process index data to construct a current sequence; inputting the long-term memory sequence and the current sequence into a trained production index evaluation model to obtain a current industrial production index value; wherein the production index evaluation model comprises two encoders and one decoder, inputs of the two encoders are respectively a current sequence and a long-term memory sequence, outputs of the two encoders are respectively used as a Q vector, a K vector and a V vector to be input to cross attention of the decoder, and the decoder uses a reset gate and an update gate to improve original cross attention. The model decision is helped to adopt weighted average value V information to a great extent and reserve query Q information to a great extent, so that an industrial production index estimation task is accurately completed.

The invention relates to the technical field of laser radars, in particular to a laser radar device. According to the invention, through the collaborative design of integrating the dual-wavelength coherent detection loop, the double galvanometers and the rotating mirror, the field angle is flexibly and dynamically adjusted. Specifically, by adjusting the relative positions and angles of the first galvanometer, the second galvanometer and the rotating mirror, the overlap ratio of the scanning range of the signal light with the two wavelengths can be changed, so that the field angle can be adaptively switched in different application scenes, the coverage area can be expanded when large-range detection is needed, and high-density point cloud scanning can be realized when a local area is concerned. Therefore, the environmental adaptability and detection efficiency of the laser radar are remarkably improved, the detection range and precision are considered, meanwhile, the system integration degree and reliability are enhanced through optical structure multiplexing, and the laser radar is suitable for the multi-scene requirements of automatic driving, robot navigation and the like.

The utility model relates to a kind of guided pipe mouth aligner, belong to pipe installation technical field, including guide bracket, two groups of mouth aligning components are symmetrically fixedly connected in the both ends of the guide bracket, and two groups of mouth aligning components are connected by several mouth aligning top-thread steel plates between, two adjusting screw rods are threadedly connected on each mouth aligning top-thread steel plate, and each adjusting screw rod is threaded through mouth aligning top-thread steel plate, each group of mouth aligning components includes openable and closable upper fixed ring and lower fixed ring, and the guide bracket is fixedly connected with lower fixed ring side wall.The utility model can adjust the misaligned tooth of pipe mouth, ensure the accuracy of pipe mouth, and also can prevent pipe displacement when operating, ensure the stability of installation process, fundamentally improve the quality, safety and efficiency of pipe installation.

The utility model discloses a stamping forming battery guard plate, include: mainboard, the side plate of setting in the both sides of mainboard and the bottom support of setting in the bottom of mainboard, the one side of mainboard is equipped with the reinforcing rib, and the one side of reinforcing rib is equipped with the stamping line, and the one side of reinforcing rib is equipped with a plurality of fixed holes, the top of mainboard is equipped with the roof, and the included angle department of mainboard bottom and bottom support all are equipped with the positioning slot, and the reinforcing rib of mainboard is integral forming structure with mainboard, and bottom support is integral forming structure with mainboard, and the one side of two side plates all are equipped with a plurality of mounting holes, the utility model discloses a kind of stamping forming battery guard plate, compared with traditional full CNC processing mode, production cost is significantly reduced by adopting stamping forming process, by optimizing processing flow, using stamping forming technology replaces part CNC processing step, not only reduce the use demand of high-end equipment, also reduce the dependence on professional personnel, to realize the effective control of production cost.

The application belongs to the technical field of surgical power systems, and discloses a smart control integrated surgical power system and a control method thereof. A collision detection module is used for detecting pose information and collision information of a tool head. A geometric constraint module is used for device space position and attitude constraint. A force feedback perception recording module is used for collecting information of a force feedback data unit. A force feedback execution module is used for controlling the start and stop and stepless speed change of a motor through a force feedback calculation judgment unit, a force feedback execution control unit and a multi-axis stress feedback execution unit. The application is a new electric bone tissue surgical device using electric energy as a power source, and increases force feedback perception function. Through the collaborative work of the collision detection module, the geometric constraint module, the force feedback perception recording module and the force feedback execution module, different tissue hardness is identified and converted, the function of cutting hard but not soft is realized, and surgical misoperation is avoided. The application not only retains efficient surgical operation at high speed, but also enhances surgical safety.

The application provides an intersection signal optimization timing method based on queue length and delay, comprising the following steps: S1, road end equipment collects traffic situation data; S2, historical data aggregation and algorithm data preparation; S3, timing optimization model based on queue length and signal control delay; relying on the traffic data collected by the urban traffic flow monitoring equipment and the phase control data of the signal machine, the fine timing result of the urban intersection signal control scheme is calculated more quickly and conveniently, a set of reasonable timing optimization model for the continuous and real traffic passing demand of the intersection is provided, the more accurate data in different time periods is accurately controlled and optimized, the same set of timing scheme method is used, and the space-time data resources of the intersection equipment and the signal machine are fully utilized.

The application relates to a clamping positioning structure and a laser head. The clamping positioning structure comprises a first mounting base, a second mounting base, a connecting piece and a locking piece. The first locking hole and the first connecting hole of the first mounting base are arranged at an angle in the axial direction, that is, the connecting piece and the locking piece intersect. In this way, the connecting piece and the locking piece can provide a restraining force in multiple directions. Compared with the existing screw connection mode, the connection effect between the first mounting base and the second mounting base can be effectively improved, the influence of vibration can be better resisted, the risk of relative movement or rotation between the first mounting base and the second mounting base can be reduced, the locking effect of an assembly part, such as an optical element, connected between the first mounting base and the second mounting base can be better improved, the laser beam can be ensured to efficiently and accurately complete a material processing task, and the processing quality can be ensured.

The invention discloses a three-dimensional scene reconstruction acceleration method and device and a storage medium, and relates to the technical field of computer vision, and the method comprises the steps: determining a target compression ratio according to a level identifier of a current layer and a mapping relation between a level and a compression ratio when an input to-be-reconstructed video is transmitted to a global attention layer of a Transform backbone network in a forward direction; determining a query matrix, a key matrix and a value matrix of the current layer, and performing sparse sampling on the key matrix and the value matrix according to a target compression ratio to obtain a target key matrix and a target value matrix; and executing attention calculation according to the query matrix, the target key matrix and the target value matrix to obtain context feature representation of the current layer until all attention calculation is completed, inputting an output feature sequence of the Transform backbone network into a prediction head to obtain a multi-view reconstruction result of the video to be reconstructed, and while the efficiency is improved, the reconstruction efficiency is improved. And accurate completion of a multi-view three-dimensional reconstruction task is ensured.

This invention discloses a yarn rack for textile processing, relating to the field of textile processing technology. It includes a base, a support frame on top of the base, casters below the base, a flipping mechanism on the base, and inner support mechanisms on both sides of the support frame. The flipping mechanism includes a connecting platform with a rotating shaft rotatably connected to it. A flipping plate is provided on the outer surface of the rotating shaft, and the support frame is positioned at the top of the flipping plate. The inner support mechanism includes a yarn bobbin holder with a groove on its outer surface, in which a slider for supporting the yarn bobbin is disposed. The flipping mechanism drives the yarn rack to flip left and right. The flipping mechanism, in turn, drives the inner support mechanism to support the inner wall of the yarn bobbin, replacing manual feeding. After flipping, the slider releases, facilitating unloading. This allows for quick and accurate support and flipping of the yarn bobbin, avoiding the slowness and uncertainty of manual operation and preventing safety issues caused by yarn slippage due to improper human operation.

Embodiments of the present application provide a data classification method, device, storage medium and program product. The method comprises: obtaining an input text to be classified and an original label set containing a large number of classification labels; splitting the original label set into a plurality of sub-label sets; determining, in parallel, initial screening classification labels corresponding to the input text under the plurality of sub-label sets according to the plurality of sub-label sets and a first large language model; and determining a target classification label corresponding to the input text from the initial screening classification labels corresponding to the input text under the plurality of sub-label sets according to a second large language model. The accuracy of the classification result can be improved by the scheme.

The utility model discloses an optical fiber guide wheel mechanism for an automatic optical fiber winding machine, and relates to the technical field of guide wheel mechanisms. The ring winding machine comprises a ring winding machine body and further comprises an adjusting part, and the adjusting part is installed on the top of the ring winding machine body. The adjusting part is arranged, specifically, a rotary knob is rotated clockwise to drive a toothed bar to move upwards through a gear, when the toothed bar moves upwards, a guide wheel is driven to move together under the action of a shell, and a motor can be started to drive the guide wheel to rotate under the action of a driving gear and a driven gear; by adjusting the height and the guide angle of the guide wheel, the adaptability and the flexibility of the equipment are improved, the quality and the efficiency of optical fiber winding are optimized, the winding machine body can efficiently and accurately complete winding tasks of optical fibers of various specifications through the functions, meanwhile, the equipment maintenance cost and the optical fiber damage risk are reduced, and the service life of the optical fiber winding machine is prolonged. And the method has obvious practical application value.

The invention relates to the technical field of automobile lamp manufacturing, in particular to a screw locking method, device and equipment and a medium thereof. The method comprises the following steps: controlling a vehicle lamp on a wheel type body-equipped robot moving tool to a standard point position and carrying out image acquisition to obtain a first image, obtaining a reference pixel coordinate of a marker in the first image based on image processing, and determining a pixel and physical size proportionality coefficient based on an affine transformation model; controlling the wheeled body-equipped robot to move to the target point location and perform image acquisition to obtain a second image, and obtaining a center pixel coordinate of a marker in the second image based on image processing; calculating the physical position deviation between the target point location and the standard point location according to the reference pixel coordinate of the marker in the first image and the center pixel coordinate of the marker in the second image in combination with the pixel and physical size proportionality coefficient; and according to the physical position deviation, a locking mechanical arm is controlled to compensate a preset locking track, and screw locking operation is executed. And the assembling reliability is high, and the assembling yield of the vehicle lamp is greatly improved.

The application belongs to the technical field of electrical appliances, and particularly relates to a parameter recommendation method and device of a clothes processing equipment, equipment and medium, comprising the following steps: in response to a clothes processing request, a shooting request is sent to a user terminal, the shooting request being used to instruct the user to shoot the clothes to be washed through the terminal; video information sent by the user is acquired, the video information comprising picture information; according to the video information and the clothes processing request, clothes information and recommended parameters for running the clothes processing equipment are acquired based on a multi-modal large model; and the clothes information and the recommended parameters are sent to the user terminal. The method effectively solves the problem of inaccurate recognition caused by clothes shielding in the prior art. Meanwhile, the operation process is simplified, and tedious manual operation is avoided. In addition, intelligent parameter recommendation based on the multi-modal large model can optimize the washing and protecting effect, improve the intelligent degree, and enhance the user experience.

The invention discloses a robot action assisting system fusing infrared and laser technologies. The robot action assisting system comprises a mechanical arm stretching module, a visual recognition module, a multi-sensor cooperative positioning module and a control processing module. The multi-sensor cooperative positioning module fuses an infrared distance measurement array and laser scanning modeling, constructs a three-dimensional model in the furnace and monitors the distance between an arm body and a furnace wall in real time; the mechanical arm is of a multi-section foldable telescopic structure, the storage diameter is smaller than that of a furnace opening, and the mechanical arm can be unfolded to be 20 m high. The system also integrates the functions of environment perception, safety judgment, emergency retraction and remote operation. According to the invention, high-altitude ash removal and decoking operation can be safely and accurately completed under the condition of a narrow inlet.

The utility model discloses an automatic crisping machine, and relates to the technical field of moon cake processing equipment. According to the key points of the technical scheme, the machine comprises a crisping machine body, a conveying belt used for conveying wrappers is arranged on the crisping machine body, a folding mechanism is arranged at the end, close to the conveying belt, of the crisping machine body and comprises a bearing plate and a rotating rod, one end of the rotating rod is fixedly connected with the bearing plate, and the other end of the rotating rod is fixedly connected with the conveying belt. The other end of the rotating rod is controlled by a reciprocating motor, driving of the reciprocating motor and sliding of the conveying belt are both controlled by a control system on the crisping machine body, the folding mechanism is arranged in the crisping machine, automatic folding can be carried out after pressing of the crisping machine, and the crisping efficiency of wrappers is improved.

The utility model provides a shuttle vehicle walking positioning system. The shuttle vehicle walking positioning system comprises a primary track, a secondary track, a first positioning code, a second positioning code and a code reader arranged on a shuttle vehicle. The primary track is arranged in the first direction, the secondary track is arranged in the second direction, the secondary track and the primary track intersect, a reversing area is formed at the intersection of the secondary track and the primary track, the first positioning code is arranged in the reversing area, the display face of the first positioning code is arranged upwards, and the second positioning code is arranged on the portion, except the reversing area, of the secondary track. The display surface of the second positioning code is laterally arranged; the code reader is provided with a first lens and a second lens, the first lens is arranged downwards and used for collecting information of the first positioning code, and the second lens is arranged laterally and used for collecting information of the second positioning code. According to the rail guide vehicle, accurate positioning during walking of the rail guide vehicle is facilitated, it is ensured that the rail guide vehicle accurately and efficiently completes goods carrying, storing and taking tasks, the first positioning code is convenient to clean, and the second positioning code is convenient to construct and not prone to dust accumulation.

This application relates to the field of computer technology and discloses an Excel import / export component system based on modular design, including the following modules: a field mapping module, used to automatically perform field mapping and generate field mapping relationships based on the semantic similarity between fields in the source system and the target system; it also provides an Excel import / export method based on modular design, including the following steps: uploading a source data file and parsing the file content, identifying source fields and preparing for field mapping and data processing; automatically generating the mapping relationship between source fields and target fields through the field mapping module, and optimizing the mapping relationship with the support of the optimization module. This invention achieves highly efficient and automated data processing by dividing the entire data processing process into five independent modules: field mapping, data type conversion, data cleaning and anomaly detection, optimization, and user interface, avoiding the performance bottlenecks and lack of scalability issues of traditional systems when facing complex tasks.

This invention discloses a digital twin-driven inspection method for new energy power plants, comprising the following steps: selecting and installing various types of sensors at key locations of critical equipment in the power plant; selecting suitable camera placement locations for different locations within the power plant using algorithms based on coverage and resolution optimization; completing a digital twin power plant performance model using a combination of laser scanning and camera imaging; forming an intelligent data display interface based on rule-based reasoning and machine learning, including fault prediction, diagnosis, and alarm mechanisms, thereby building a digital twin system; uploading information collected by sensors and cameras to the digital twin system using appropriate communication technologies; and completing the power plant inspection by using an inspection robot and cameras to collect power plant data. This invention, without increasing the cost budget, can simultaneously meet the requirements of real-time performance and accuracy, providing strong support for the safe and stable operation of new energy power plants.

The utility model discloses a steering limiter, a steering system and a road marking machine, the steering limiter is connected with the steering system of the road marking machine, the steering limiter is used for limiting the rotation angle of the steering system, and the steering limiter comprises a shell, a limiting device and a driving device, the transmission shaft is movably connected with the shell in a sleeving mode in the first direction, and the transmission shaft is in transmission connection with the steering system; the limiting shaft is movably connected with the shell in a sleeving mode in the second direction, the limiting shaft is in meshing transmission with the transmission shaft, and the first direction is perpendicular to the second direction; and the limiting part is arranged on the side, in the second direction, of the shell, the limiting part is connected with the limiting shaft in a sleeving mode, and the limiting part is used for limiting the rotation angle of the limiting shaft. According to the steering limiter, the steering system and the road marking machine, the steering precision and stability of the road marking machine can be effectively improved, and the operability of technicians is synchronously improved.

The utility model discloses a silicon microphone testing device, which belongs to the technical field of microphone testing and comprises a sound insulation casing, a sliding casing slidably mounted in the sound insulation casing, a first motor fixedly mounted on one side of the sound insulation casing, a threaded rod fixedly mounted at the output end of the first motor, and a spiral block in threaded connection with the threaded rod. The spiral block is fixedly installed at the bottom end of the sliding shell, racks are fixedly installed on the two sides of the sliding shell, a door plate is rotationally installed on the sound insulation shell, a rotating rod is fixedly installed at the bottom end of the door plate, two gears are fixedly installed on the rotating rod and engaged with the two racks correspondingly, and an electric push rod is fixedly installed at the top end of the sound insulation shell. According to the utility model, a closed structure is adopted, the problem of errors during the test of a traditional open structure is avoided to a certain extent, the position and the test condition of the silicon microphone can be accurately controlled through the cooperative work of a plurality of structures, the reliable circuit connection and signal transmission can be realized, and the test work of the silicon microphone can be efficiently and accurately completed.